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11 Commits

Author SHA1 Message Date
a606f1d874 Phoenix Reloaded
[SVN r53348]
2009-05-28 17:15:17 +00:00
944a01f39e GCC warning suppression fixes.
Fixes #3071.

[SVN r53274]
2009-05-26 08:31:23 +00:00
d279b2c0a1 Qualify lower_bound with std:: to allow regex to work with Sun CC
[SVN r53088]
2009-05-18 15:42:04 +00:00
aa16fa7fa1 Added Perl-5.10 "branch reset" support.
[SVN r52961]
2009-05-13 09:17:36 +00:00
9d18ba1151 Add support for named and/or subexpressions with indexes > 99 in conditional format expressions.
[SVN r52873]
2009-05-10 09:14:46 +00:00
f310162a85 Merge cmake files release -> trunk.
[SVN r52866]
2009-05-09 22:57:30 +00:00
55d979060c Add support for named sub-expressions.
[SVN r52823]
2009-05-07 09:46:51 +00:00
30941e330d Added support for \g \K and \R.
[SVN r52592]
2009-04-25 17:32:49 +00:00
7b10b5dac5 Added possessive modifiers ++ *+ ?+ {}+.
Added support for \v and \h as character classes as per Perl-5.10. 

[SVN r52558]
2009-04-23 09:51:31 +00:00
ccf465daac Make the wording of messages consistent with other libraries.
[SVN r52333]
2009-04-11 14:43:43 +00:00
6f7f8a6886 Allow ICU_PATH path-constant in project-config to work.
It is only affecting build if not ICU_PATH is set on command line.


[SVN r52176]
2009-04-04 21:20:18 +00:00
117 changed files with 2558 additions and 640 deletions

View File

@ -10,10 +10,13 @@ project boost/regex
#
# ICU configuration:
#
local ICU_PATH = [ modules.peek : ICU_PATH ] ;
if [ modules.peek : ICU_PATH ]
{
ICU_PATH = [ modules.peek : ICU_PATH ] ;
}
rule check-icu-config ( )
{
local ICU_PATH = [ modules.peek : ICU_PATH ] ;
local HAVE_ICU = [ modules.peek : HAVE_ICU ] ;
local ICU_LINK = [ modules.peek : ICU_LINK ] ;
@ -59,8 +62,8 @@ rule check-icu-config ( )
}
else
{
ECHO WARNING: ICU shared common library not found in path. ;
ECHO HINT: If the regex library fails to link then try again ;
ECHO warning: ICU shared common library not found in path. ;
ECHO hint: If the regex library fails to link then try again ;
ECHO with the environment variable ICU_LINK set to contain ;
ECHO the linker options required to link to ICU. ;
ECHO Defaulting to look for libicuuc ... ;
@ -91,8 +94,8 @@ rule check-icu-config ( )
}
else
{
ECHO WARNING: ICU shared i18n library not found in path. ;
ECHO HINT: If the regex library fails to link then try again ;
ECHO warning: ICU shared i18n library not found in path. ;
ECHO hint: If the regex library fails to link then try again ;
ECHO with the environment variable ICU_LINK set to contain ;
ECHO the linker options required to link to ICU. ;
ECHO Defaulting to look for libicui18n ... ;
@ -127,15 +130,15 @@ rule check-icu-config ( )
echo $(os) ;
if $(os) != "DARWIN"
{
ECHO WARNING: ICU shared data library not found in path. ;
ECHO HINT: If the regex library fails to link then try again ;
ECHO warning: ICU shared data library not found in path. ;
ECHO hint: If the regex library fails to link then try again ;
ECHO with the environment variable ICU_LINK set to contain ;
ECHO the linker options required to link to ICU. ;
}
else
{
ECHO WARNING: ICU shared data library not found in path. ;
ECHO HINT: If the regex library fails to link then try again ;
ECHO warning: ICU shared data library not found in path. ;
ECHO hint: If the regex library fails to link then try again ;
ECHO with the environment variable ICU_LINK set to contain ;
ECHO the linker options required to link to ICU. ;
ECHO Defaulting to look for libicudata ... ;
@ -160,14 +163,14 @@ rule check-icu-config ( )
else
{
message icu_config
: "Building Boost.Regex with the optional Unicode/ICU support disabled."
: "Note: Please refer to the Boost.Regex documentation for more information"
: "Note: this is a strictly optional feature." ;
: "warning: Building Boost.Regex with the optional Unicode/ICU support disabled."
: "note: Please refer to the Boost.Regex documentation for more information"
: "note: this is a strictly optional feature." ;
if $(ICU_PATH)
{
message icu_config2
: WARNING! ICU configuration failed
: warning! ICU configuration failed
: " Couldn't find utypes.h in " $(ICU_PATH:J=" ")/include/unicode ;
}
else

View File

@ -33,6 +33,15 @@ order to prevent ambiguities.
For example, the format string "(?1foo:bar)" will replace each match found with "foo" if
the sub-expression $1 was matched, and with "bar" otherwise.
For sub-expressions with an index greater than 9, or for access to named sub-expressions use:
?{INDEX}true-expression:false-expression
or
?{NAME}true-expression:false-expression
[h4 Placeholder Sequences]
Placeholder sequences specify that some part of what matched the regular expression
@ -41,12 +50,24 @@ should be sent to output as follows:
[table
[[Placeholder][Meaning]]
[[$&][Outputs what matched the whole expression.]]
[[$`][Outputs the text between the end of the last match found (or the
start of the text if no previous match was found), and the start
of the current match.]]
[[$MATCH][As $&]]
[[${^MATCH}][As $&]]
[[$\`][Outputs the text between the end of the last match found (or the
start of the text if no previous match was found), and the start
of the current match.]]
[[$PREMATCH][As $\`]]
[[${^PREMATCH}][As $\`]]
[[$'][Outputs all the text following the end of the current match.]]
[[$POSTMATCH][As $']]
[[${^POSTMATCH}][As $']]
[[$+][Outputs what matched the last marked sub-expression in the regular expression.]]
[[$LAST_PAREN_MATCH][As $+]]
[[$LAST_SUBMATCH_RESULT][Outputs what matched the last sub-expression to be actually matched.]]
[[$^N][As $LAST_SUBMATCH_RESULT]]
[[$$][Outputs a literal '$']]
[[$n][Outputs what matched the n'th sub-expression.]]
[[${n}][Outputs what matched the n'th sub-expression.]]
[[$+{NAME}][Outputs whatever matched the sub-expression named "NAME".]]
]
Any $-placeholder sequence not listed above, results in '$' being treated as a literal.

View File

@ -17,13 +17,24 @@ should be sent to output as follows:
[table
[[Placeholder][Meaning]]
[[$&][Outputs what matched the whole expression.]]
[[$`][Outputs the text between the end of the last match found (or the
[[$MATCH][As $&]]
[[${^MATCH}][As $&]]
[[$\`][Outputs the text between the end of the last match found (or the
start of the text if no previous match was found), and the start
of the current match.]]
[[$PREMATCH][As $\`]]
[[${^PREMATCH}][As $\`]]
[[$'][Outputs all the text following the end of the current match.]]
[[$POSTMATCH][As $']]
[[${^POSTMATCH}][As $']]
[[$+][Outputs what matched the last marked sub-expression in the regular expression.]]
[[$LAST_PAREN_MATCH][As $+]]
[[$LAST_SUBMATCH_RESULT][Outputs what matched the last sub-expression to be actually matched.]]
[[$^N][As $LAST_SUBMATCH_RESULT]]
[[$$][Outputs a literal '$']]
[[$n][Outputs what matched the n'th sub-expression.]]
[[${n}][Outputs what matched the n'th sub-expression.]]
[[$+{NAME}][Outputs whatever matched the sub-expression named "NAME".]]
]
Any $-placeholder sequence not listed above, results in '$' being treated

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Background Information</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../index.html" title="Boost.Regex">
<link rel="up" href="../index.html" title="Boost.Regex">
<link rel="prev" href="ref/deprecated_interfaces/old_regex.html" title="High Level Class RegEx (Deprecated)">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Acknowledgements</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="redist.html" title="Redistributables">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Test and Example Programs</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="thread_safety.html" title="Thread Safety">
@ -28,7 +28,7 @@
Example Programs</a>
</h3></div></div></div>
<a name="boost_regex.background_information.examples.test_programs"></a><h5>
<a name="id685550"></a>
<a name="id803018"></a>
<a class="link" href="examples.html#boost_regex.background_information.examples.test_programs">Test
Programs</a>
</h5>
@ -107,7 +107,7 @@
Files: <a href="../../../../test/captures/captures_test.cpp" target="_top">captures_test.cpp</a>.
</p>
<a name="boost_regex.background_information.examples.example_programs"></a><h5>
<a name="id685938"></a>
<a name="id803321"></a>
<a class="link" href="examples.html#boost_regex.background_information.examples.example_programs">Example
programs</a>
</h5>
@ -133,7 +133,7 @@
Files: <a href="../../../../example/timer/regex_timer.cpp" target="_top">regex_timer.cpp</a>.
</p>
<a name="boost_regex.background_information.examples.code_snippets"></a><h5>
<a name="id686019"></a>
<a name="id803380"></a>
<a class="link" href="examples.html#boost_regex.background_information.examples.code_snippets">Code
snippets</a>
</h5>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>FAQ</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="futher.html" title="References and Further Information">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>References and Further Information</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="examples.html" title="Test and Example Programs">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Headers</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="../background_information.html" title="Background Information">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>History</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="acknowledgements.html" title="Acknowledgements">
@ -26,7 +26,7 @@
<a name="boost_regex.background_information.history"></a><a class="link" href="history.html" title="History"> History</a>
</h3></div></div></div>
<a name="boost_regex.background_information.history.boost_1_38"></a><h5>
<a name="id688173"></a>
<a name="id805061"></a>
<a class="link" href="history.html#boost_regex.background_information.history.boost_1_38">Boost
1.38</a>
</h5>
@ -36,7 +36,7 @@
empty alternatives are now allowed when using the Perl regular expression
syntax. This change has been added for Perl compatibility, when the new
<a class="link" href="../ref/syntax_option_type.html" title="syntax_option_type"><code class="computeroutput"><span class="identifier">syntax_option_type</span></code></a><span class="emphasis"><em>no_empty_expressions</em></span> is set then the old behaviour
is preserved and empty expressions are prohibited.
is preserved and empty expressions are prohibited. This is issue <a href="https://svn.boost.org/trac/boost/ticket/1081" target="_top">#1081</a>.
</li>
<li>
Added support for Perl style ${n} expressions in format strings (issue
@ -53,7 +53,7 @@
</li>
</ul></div>
<a name="boost_regex.background_information.history.boost_1_34"></a><h5>
<a name="id688292"></a>
<a name="id805139"></a>
<a class="link" href="history.html#boost_regex.background_information.history.boost_1_34">Boost
1.34</a>
</h5>
@ -76,7 +76,7 @@
</li>
</ul></div>
<a name="boost_regex.background_information.history.boost_1_33_1"></a><h5>
<a name="id688343"></a>
<a name="id805170"></a>
<a class="link" href="history.html#boost_regex.background_information.history.boost_1_33_1">Boost
1.33.1</a>
</h5>
@ -146,7 +146,7 @@
</li>
</ul></div>
<a name="boost_regex.background_information.history.boost_1_33_0"></a><h5>
<a name="id688472"></a>
<a name="id805249"></a>
<a class="link" href="history.html#boost_regex.background_information.history.boost_1_33_0">Boost
1.33.0</a>
</h5>
@ -201,7 +201,7 @@
</li>
</ul></div>
<a name="boost_regex.background_information.history.boost_1_32_1"></a><h5>
<a name="id688569"></a>
<a name="id805308"></a>
<a class="link" href="history.html#boost_regex.background_information.history.boost_1_32_1">Boost
1.32.1</a>
</h5>
@ -209,7 +209,7 @@
Fixed bug in partial matches of bounded repeats of '.'.
</li></ul></div>
<a name="boost_regex.background_information.history.boost_1_31_0"></a><h5>
<a name="id688603"></a>
<a name="id805328"></a>
<a class="link" href="history.html#boost_regex.background_information.history.boost_1_31_0">Boost
1.31.0</a>
</h5>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Localization</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="headers.html" title="Headers">
@ -58,7 +58,7 @@
There are three separate localization mechanisms supported by Boost.Regex:
</p>
<a name="boost_regex.background_information.locale.win32_localization_model_"></a><h5>
<a name="id682058"></a>
<a name="id798806"></a>
<a class="link" href="locale.html#boost_regex.background_information.locale.win32_localization_model_">Win32
localization model.</a>
</h5>
@ -90,7 +90,7 @@
are treated as "unknown" graphic characters.
</p>
<a name="boost_regex.background_information.locale.c_localization_model_"></a><h5>
<a name="id682296"></a>
<a name="id798960"></a>
<a class="link" href="locale.html#boost_regex.background_information.locale.c_localization_model_">C
localization model.</a>
</h5>
@ -114,7 +114,7 @@
libraries including version 1 of this library.
</p>
<a name="boost_regex.background_information.locale.c___localization_model_"></a><h5>
<a name="id682409"></a>
<a name="id799029"></a>
<a class="link" href="locale.html#boost_regex.background_information.locale.c___localization_model_">C++
localization model.</a>
</h5>
@ -151,7 +151,7 @@
in your code. The best way to ensure this is to add the #define to <code class="computeroutput"><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">regex</span><span class="special">/</span><span class="identifier">user</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span></code>.
</p>
<a name="boost_regex.background_information.locale.providing_a_message_catalogue"></a><h5>
<a name="id682868"></a>
<a name="id799330"></a>
<a class="link" href="locale.html#boost_regex.background_information.locale.providing_a_message_catalogue">Providing
a message catalogue</a>
</h5>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Performance</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="faq.html" title="FAQ">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Redistributables</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="standards.html" title="Standards Conformance">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Standards Conformance</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="performance.html" title="Performance">
@ -28,7 +28,7 @@
Conformance</a>
</h3></div></div></div>
<a name="boost_regex.background_information.standards.c__"></a><h5>
<a name="id686998"></a>
<a name="id804009"></a>
<a class="link" href="standards.html#boost_regex.background_information.standards.c__">C++</a>
</h5>
<p>
@ -36,7 +36,7 @@
Report on C++ Library Extensions</a>.
</p>
<a name="boost_regex.background_information.standards.ecmascript___javascript"></a><h5>
<a name="id687036"></a>
<a name="id804031"></a>
<a class="link" href="standards.html#boost_regex.background_information.standards.ecmascript___javascript">ECMAScript
/ JavaScript</a>
</h5>
@ -49,7 +49,7 @@
rather than a Unicode escape sequence; use \x{DDDD} for Unicode escape sequences.
</p>
<a name="boost_regex.background_information.standards.perl"></a><h5>
<a name="id687075"></a>
<a name="id804051"></a>
<a class="link" href="standards.html#boost_regex.background_information.standards.perl">Perl</a>
</h5>
<p>
@ -62,7 +62,7 @@
(??{code}) Not implementable in a compiled strongly typed language.
</p>
<a name="boost_regex.background_information.standards.posix"></a><h5>
<a name="id687114"></a>
<a name="id804075"></a>
<a class="link" href="standards.html#boost_regex.background_information.standards.posix">POSIX</a>
</h5>
<p>
@ -82,7 +82,7 @@
a custom traits class.
</p>
<a name="boost_regex.background_information.standards.unicode"></a><h5>
<a name="id687161"></a>
<a name="id804099"></a>
<a class="link" href="standards.html#boost_regex.background_information.standards.unicode">Unicode</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Thread Safety</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../background_information.html" title="Background Information">
<link rel="prev" href="locale.html" title="Localization">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Understanding Marked Sub-Expressions and Captures</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../index.html" title="Boost.Regex">
<link rel="up" href="../index.html" title="Boost.Regex">
<link rel="prev" href="unicode.html" title="Unicode and Boost.Regex">
@ -35,7 +35,7 @@
accessed.
</p>
<a name="boost_regex.captures.marked_sub_expressions"></a><h5>
<a name="id530356"></a>
<a name="id646833"></a>
<a class="link" href="captures.html#boost_regex.captures.marked_sub_expressions">Marked sub-expressions</a>
</h5>
<p>
@ -218,7 +218,7 @@
output stream.
</p>
<a name="boost_regex.captures.unmatched_sub_expressions"></a><h5>
<a name="id530979"></a>
<a name="id647289"></a>
<a class="link" href="captures.html#boost_regex.captures.unmatched_sub_expressions">Unmatched Sub-Expressions</a>
</h5>
<p>
@ -231,7 +231,7 @@
you can determine which sub-expressions matched by accessing the <code class="computeroutput"><span class="identifier">sub_match</span><span class="special">::</span><span class="identifier">matched</span></code> data member.
</p>
<a name="boost_regex.captures.repeated_captures"></a><h5>
<a name="id531042"></a>
<a name="id647329"></a>
<a class="link" href="captures.html#boost_regex.captures.repeated_captures">Repeated Captures</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Configuration</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Algorithm Selection</title>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Compiler Setup</title>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Linkage Options</title>
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Locale and traits class selection</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Algorithm Tuning</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Search and Replace Format String Syntax</title>
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Boost-Extended Format String Syntax</title>
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@ -32,7 +32,7 @@
'$', '\', '(', ')', '?', and ':'.
</p>
<a name="boost_regex.format.boost_format_syntax.grouping"></a><h5>
<a name="id552944"></a>
<a name="id667534"></a>
<a class="link" href="boost_format_syntax.html#boost_regex.format.boost_format_syntax.grouping">Grouping</a>
</h5>
<p>
@ -40,7 +40,7 @@
you want a to output literal parenthesis.
</p>
<a name="boost_regex.format.boost_format_syntax.conditionals"></a><h5>
<a name="id552974"></a>
<a name="id667551"></a>
<a class="link" href="boost_format_syntax.html#boost_regex.format.boost_format_syntax.conditionals">Conditionals</a>
</h5>
<p>
@ -65,8 +65,21 @@
match found with "foo" if the sub-expression $1 was matched, and
with "bar" otherwise.
</p>
<p>
For sub-expressions with an index greater than 9, or for access to named
sub-expressions use:
</p>
<p>
?{INDEX}true-expression:false-expression
</p>
<p>
or
</p>
<p>
?{NAME}true-expression:false-expression
</p>
<a name="boost_regex.format.boost_format_syntax.placeholder_sequences"></a><h5>
<a name="id553032"></a>
<a name="id667604"></a>
<a class="link" href="boost_format_syntax.html#boost_regex.format.boost_format_syntax.placeholder_sequences">Placeholder
Sequences</a>
</h5>
@ -105,6 +118,30 @@
</td>
</tr>
<tr>
<td>
<p>
$MATCH
</p>
</td>
<td>
<p>
As $&amp;
</p>
</td>
</tr>
<tr>
<td>
<p>
${^MATCH}
</p>
</td>
<td>
<p>
As $&amp;
</p>
</td>
</tr>
<tr>
<td>
<p>
$`
@ -119,6 +156,30 @@
</td>
</tr>
<tr>
<td>
<p>
$PREMATCH
</p>
</td>
<td>
<p>
As $`
</p>
</td>
</tr>
<tr>
<td>
<p>
${^PREMATCH}
</p>
</td>
<td>
<p>
As $`
</p>
</td>
</tr>
<tr>
<td>
<p>
$'
@ -131,6 +192,79 @@
</td>
</tr>
<tr>
<td>
<p>
$POSTMATCH
</p>
</td>
<td>
<p>
As $'
</p>
</td>
</tr>
<tr>
<td>
<p>
${^POSTMATCH}
</p>
</td>
<td>
<p>
As $'
</p>
</td>
</tr>
<tr>
<td>
<p>
$+
</p>
</td>
<td>
<p>
Outputs what matched the last marked sub-expression in the regular
expression.
</p>
</td>
</tr>
<tr>
<td>
<p>
$LAST_PAREN_MATCH
</p>
</td>
<td>
<p>
As $+
</p>
</td>
</tr>
<tr>
<td>
<p>
$LAST_SUBMATCH_RESULT
</p>
</td>
<td>
<p>
Outputs what matched the last sub-expression to be actually matched.
</p>
</td>
</tr>
<tr>
<td>
<p>
$^N
</p>
</td>
<td>
<p>
As $LAST_SUBMATCH_RESULT
</p>
</td>
</tr>
<tr>
<td>
<p>
$$
@ -154,6 +288,30 @@
</p>
</td>
</tr>
<tr>
<td>
<p>
${n}
</p>
</td>
<td>
<p>
Outputs what matched the n'th sub-expression.
</p>
</td>
</tr>
<tr>
<td>
<p>
$+{NAME}
</p>
</td>
<td>
<p>
Outputs whatever matched the sub-expression named "NAME".
</p>
</td>
</tr>
</tbody>
</table></div>
<p>
@ -161,7 +319,7 @@
as a literal.
</p>
<a name="boost_regex.format.boost_format_syntax.escape_sequences"></a><h5>
<a name="id553203"></a>
<a name="id667947"></a>
<a class="link" href="boost_format_syntax.html#boost_regex.format.boost_format_syntax.escape_sequences">Escape
Sequences</a>
</h5>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Perl Format String Syntax</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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@ -65,6 +65,30 @@
</td>
</tr>
<tr>
<td>
<p>
$MATCH
</p>
</td>
<td>
<p>
As $&amp;
</p>
</td>
</tr>
<tr>
<td>
<p>
${^MATCH}
</p>
</td>
<td>
<p>
As $&amp;
</p>
</td>
</tr>
<tr>
<td>
<p>
$`
@ -79,6 +103,30 @@
</td>
</tr>
<tr>
<td>
<p>
$PREMATCH
</p>
</td>
<td>
<p>
As $`
</p>
</td>
</tr>
<tr>
<td>
<p>
${^PREMATCH}
</p>
</td>
<td>
<p>
As $`
</p>
</td>
</tr>
<tr>
<td>
<p>
$'
@ -91,6 +139,79 @@
</td>
</tr>
<tr>
<td>
<p>
$POSTMATCH
</p>
</td>
<td>
<p>
As $'
</p>
</td>
</tr>
<tr>
<td>
<p>
${^POSTMATCH}
</p>
</td>
<td>
<p>
As $'
</p>
</td>
</tr>
<tr>
<td>
<p>
$+
</p>
</td>
<td>
<p>
Outputs what matched the last marked sub-expression in the regular
expression.
</p>
</td>
</tr>
<tr>
<td>
<p>
$LAST_PAREN_MATCH
</p>
</td>
<td>
<p>
As $+
</p>
</td>
</tr>
<tr>
<td>
<p>
$LAST_SUBMATCH_RESULT
</p>
</td>
<td>
<p>
Outputs what matched the last sub-expression to be actually matched.
</p>
</td>
</tr>
<tr>
<td>
<p>
$^N
</p>
</td>
<td>
<p>
As $LAST_SUBMATCH_RESULT
</p>
</td>
</tr>
<tr>
<td>
<p>
$$
@ -126,6 +247,18 @@
</p>
</td>
</tr>
<tr>
<td>
<p>
$+{NAME}
</p>
</td>
<td>
<p>
Outputs whatever matched the sub-expression named "NAME".
</p>
</td>
</tr>
</tbody>
</table></div>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Sed Format String Syntax</title>
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Building and Installing the Library</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
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<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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@ -49,7 +49,7 @@
file before you can use it, instructions for specific platforms are as follows:
</p>
<a name="boost_regex.install.building_with_bjam"></a><h5>
<a name="id473594"></a>
<a name="id637933"></a>
<a class="link" href="install.html#boost_regex.install.building_with_bjam">Building with bjam</a>
</h5>
<p>
@ -58,7 +58,7 @@
started guide</a> for more information.
</p>
<a name="boost_regex.install.building_with_unicode_and_icu_support"></a><h5>
<a name="id473628"></a>
<a name="id637957"></a>
<a class="link" href="install.html#boost_regex.install.building_with_unicode_and_icu_support">Building
With Unicode and ICU Support</a>
</h5>
@ -96,11 +96,11 @@
ICU you are using is binary compatible with the toolset you use to build Boost.
</p>
<a name="boost_regex.install.building_via_makefiles"></a><h5>
<a name="id473176"></a>
<a name="id638076"></a>
<a class="link" href="install.html#boost_regex.install.building_via_makefiles">Building via makefiles</a>
</h5>
<a name="boost_regex.install.borland_c___builder_"></a><h6>
<a name="id473199"></a>
<a name="id638089"></a>
<a class="link" href="install.html#boost_regex.install.borland_c___builder_">Borland C++ Builder:</a>
</h6>
<div class="itemizedlist"><ul type="disc">
@ -166,7 +166,7 @@
a lot in compile times!
</p>
<a name="boost_regex.install.microsoft_visual_c___6__7__7_1_and_8"></a><h5>
<a name="id527567"></a>
<a name="id638328"></a>
<a class="link" href="install.html#boost_regex.install.microsoft_visual_c___6__7__7_1_and_8">Microsoft
Visual C++ 6, 7, 7.1 and 8</a>
</h5>
@ -253,7 +253,7 @@
</li>
</ul></div>
<a name="boost_regex.install.gcc_2_95_and_later_"></a><h6>
<a name="id527884"></a>
<a name="id645234"></a>
<a class="link" href="install.html#boost_regex.install.gcc_2_95_and_later_">GCC(2.95 and later)</a>
</h6>
<p>
@ -302,7 +302,7 @@
see the <a href="../../../../config/index.html" target="_top">config library documentation</a>.
</p>
<a name="boost_regex.install.sun_workshop_6_1"></a><h6>
<a name="id528091"></a>
<a name="id645360"></a>
<a class="link" href="install.html#boost_regex.install.sun_workshop_6_1">Sun Workshop 6.1</a>
</h6>
<p>
@ -347,7 +347,7 @@
will build v9 variants of the regex library named libboost_regex_v9.a etc.
</p>
<a name="boost_regex.install.makefiles_for_other_compilers"></a><h6>
<a name="id528312"></a>
<a name="id645504"></a>
<a class="link" href="install.html#boost_regex.install.makefiles_for_other_compilers">Makefiles
for Other compilers</a>
</h6>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Introduction and Overview</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Partial Matches</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Reference</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>bad_expression</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="regex_token_iterator.html" title="regex_token_iterator">
@ -27,7 +27,7 @@
<a name="boost_regex.ref.bad_expression"></a><a class="link" href="bad_expression.html" title="bad_expression"> bad_expression</a>
</h3></div></div></div>
<a name="boost_regex.ref.bad_expression.synopsis"></a><h5>
<a name="id633887"></a>
<a name="id751917"></a>
<a class="link" href="bad_expression.html#boost_regex.ref.bad_expression.synopsis">Synopsis</a>
</h5>
<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">pattern_except</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
@ -54,7 +54,7 @@
<span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.bad_expression.description"></a><h5>
<a name="id634390"></a>
<a name="id752278"></a>
<a class="link" href="bad_expression.html#boost_regex.ref.bad_expression.description">Description</a>
</h5>
<pre class="programlisting"><span class="identifier">regex_error</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">error_type</span> <span class="identifier">err</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ptrdiff_t</span> <span class="identifier">pos</span><span class="special">);</span>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>basic_regex</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
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@ -27,7 +27,7 @@
<a name="boost_regex.ref.basic_regex"></a><a class="link" href="basic_regex.html" title="basic_regex"> basic_regex</a>
</h3></div></div></div>
<a name="boost_regex.ref.basic_regex.synopsis"></a><h5>
<a name="id553616"></a>
<a name="id668290"></a>
<a class="link" href="basic_regex.html#boost_regex.ref.basic_regex.synopsis">Synopsis</a>
</h5>
<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">regex</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
@ -244,7 +244,7 @@
<span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.basic_regex.description"></a><h5>
<a name="id559592"></a>
<a name="id673834"></a>
<a class="link" href="basic_regex.html#boost_regex.ref.basic_regex.description">Description</a>
</h5>
<p>
@ -327,7 +327,7 @@
<code class="computeroutput"><span class="identifier">basic_regex</span></code>.
</p>
<div class="table">
<a name="id561527"></a><p class="title"><b>Table<EFBFBD>1.<2E>basic_regex default construction postconditions</b></p>
<a name="id675198"></a><p class="title"><b>Table<EFBFBD>1.<2E>basic_regex default construction postconditions</b></p>
<div class="table-contents"><table class="table" summary="basic_regex default construction postconditions">
<colgroup>
<col>
@ -407,7 +407,7 @@
flags</a> specified in <span class="emphasis"><em>f</em></span>.
</p>
<div class="table">
<a name="id561926"></a><p class="title"><b>Table<EFBFBD>2.<2E>Postconditions for basic_regex construction</b></p>
<a name="id676043"></a><p class="title"><b>Table<EFBFBD>2.<2E>Postconditions for basic_regex construction</b></p>
<div class="table-contents"><table class="table" summary="Postconditions for basic_regex construction">
<colgroup>
<col>
@ -512,7 +512,7 @@
specified in <span class="emphasis"><em>f</em></span>.
</p>
<div class="table">
<a name="id562472"></a><p class="title"><b>Table<EFBFBD>3.<2E>Postconditions for basic_regex construction</b></p>
<a name="id676455"></a><p class="title"><b>Table<EFBFBD>3.<2E>Postconditions for basic_regex construction</b></p>
<div class="table-contents"><table class="table" summary="Postconditions for basic_regex construction">
<colgroup>
<col>
@ -616,7 +616,7 @@
according the option flags specified in <span class="emphasis"><em>f</em></span>.
</p>
<div class="table">
<a name="id563006"></a><p class="title"><b>Table<EFBFBD>4.<2E>Postconditions for basic_regex construction</b></p>
<a name="id676860"></a><p class="title"><b>Table<EFBFBD>4.<2E>Postconditions for basic_regex construction</b></p>
<div class="table-contents"><table class="table" summary="Postconditions for basic_regex construction">
<colgroup>
<col>
@ -727,7 +727,7 @@
flags</a> specified in <span class="emphasis"><em>f</em></span>.
</p>
<div class="table">
<a name="id563641"></a><p class="title"><b>Table<EFBFBD>5.<2E>Postconditions for basic_regex construction</b></p>
<a name="id677336"></a><p class="title"><b>Table<EFBFBD>5.<2E>Postconditions for basic_regex construction</b></p>
<div class="table-contents"><table class="table" summary="Postconditions for basic_regex construction">
<colgroup>
<col>
@ -829,7 +829,7 @@
flags</a> specified in <span class="emphasis"><em>f</em></span>.
</p>
<div class="table">
<a name="id564115"></a><p class="title"><b>Table<EFBFBD>6.<2E>Postconditions for basic_regex construction</b></p>
<a name="id677695"></a><p class="title"><b>Table<EFBFBD>6.<2E>Postconditions for basic_regex construction</b></p>
<div class="table-contents"><table class="table" summary="Postconditions for basic_regex construction">
<colgroup>
<col>
@ -1043,7 +1043,7 @@
in <span class="emphasis"><em>f</em></span>.
</p>
<div class="table">
<a name="id566191"></a><p class="title"><b>Table<EFBFBD>7.<2E>Postconditions for basic_regex::assign</b></p>
<a name="id680375"></a><p class="title"><b>Table<EFBFBD>7.<2E>Postconditions for basic_regex::assign</b></p>
<div class="table-contents"><table class="table" summary="Postconditions for basic_regex::assign">
<colgroup>
<col>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Concepts</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>charT Requirements</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="up" href="../concepts.html" title="Concepts">
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View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Iterator Requirements</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../concepts.html" title="Concepts">
<link rel="prev" href="traits_concept.html" title="Traits Class Requirements">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Traits Class Requirements</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../../index.html" title="Boost.Regex">
<link rel="up" href="../concepts.html" title="Concepts">
<link rel="prev" href="charT_concept.html" title="charT Requirements">
@ -34,7 +34,7 @@
Boost-specific enhanced interface.
</p>
<a name="boost_regex.ref.concepts.traits_concept.minimal_requirements_"></a><h5>
<a name="id661185"></a>
<a name="id779263"></a>
<a class="link" href="traits_concept.html#boost_regex.ref.concepts.traits_concept.minimal_requirements_">Minimal
requirements.</a>
</h5>
@ -381,7 +381,7 @@
</tbody>
</table></div>
<a name="boost_regex.ref.concepts.traits_concept.additional_optional_requirements"></a><h5>
<a name="id661996"></a>
<a name="id779878"></a>
<a class="link" href="traits_concept.html#boost_regex.ref.concepts.traits_concept.additional_optional_requirements">Additional
Optional Requirements</a>
</h5>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Deprecated Interfaces</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>High Level Class RegEx (Deprecated)</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="up" href="../deprecated_interfaces.html" title="Deprecated Interfaces">
<link rel="prev" href="regex_split.html" title="regex_split (deprecated)">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_format (Deprecated)</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../deprecated_interfaces.html" title="Deprecated Interfaces">
<link rel="prev" href="../deprecated_interfaces.html" title="Deprecated Interfaces">
@ -34,7 +34,7 @@
previous version of Boost.Regex and will not be further updated:
</p>
<a name="boost_regex.ref.deprecated_interfaces.regex_format.algorithm_regex_format"></a><h5>
<a name="id662740"></a>
<a name="id780400"></a>
<a class="link" href="regex_format.html#boost_regex.ref.deprecated_interfaces.regex_format.algorithm_regex_format">Algorithm
regex_format</a>
</h5>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_grep (Deprecated)</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../deprecated_interfaces.html" title="Deprecated Interfaces">
<link rel="prev" href="regex_format.html" title="regex_format (Deprecated)">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_split (deprecated)</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="regex_grep.html" title="regex_grep (Deprecated)">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>error_type</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="match_flag_type.html" title="match_flag_type">
@ -27,7 +27,7 @@
<a name="boost_regex.ref.error_type"></a><a class="link" href="error_type.html" title="error_type"> error_type</a>
</h3></div></div></div>
<a name="boost_regex.ref.error_type.synopsis"></a><h5>
<a name="id640585"></a>
<a name="id758596"></a>
<a class="link" href="error_type.html#boost_regex.ref.error_type.synopsis">Synopsis</a>
</h5>
<p>
@ -57,7 +57,7 @@
</span><span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.error_type.description"></a><h5>
<a name="id641149"></a>
<a name="id759011"></a>
<a class="link" href="error_type.html#boost_regex.ref.error_type.description">Description</a>
</h5>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>match_flag_type</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="syntax_option_type/syntax_option_type_literal.html" title="Options for Literal Strings">
@ -69,7 +69,7 @@
</span><span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.match_flag_type.description"></a><h5>
<a name="id639820"></a>
<a name="id758045"></a>
<a class="link" href="match_flag_type.html#boost_regex.ref.match_flag_type.description">Description</a>
</h5>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>match_results</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="basic_regex.html" title="basic_regex">
@ -27,7 +27,7 @@
<a name="boost_regex.ref.match_results"></a><a class="link" href="match_results.html" title="match_results"> match_results</a>
</h3></div></div></div>
<a name="boost_regex.ref.match_results.synopsis"></a><h5>
<a name="id569578"></a>
<a name="id684548"></a>
<a class="link" href="match_results.html#boost_regex.ref.match_results.synopsis">Synopsis</a>
</h5>
<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">regex</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
@ -98,9 +98,33 @@
<span class="keyword">bool</span> <a class="link" href="match_results.html#boost_regex.match_results.empty">empty</a><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
<span class="comment">// element access:
</span> <span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.length">length</a><span class="special">(</span><span class="keyword">int</span> <span class="identifier">sub</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.length">length</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.length">length</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.length">length</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">sub</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.position">position</a><span class="special">(</span><span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">sub</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.position">position</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.position">position</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <a class="link" href="match_results.html#boost_regex.match_results.position">position</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">sub</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">string_type</span> <a class="link" href="match_results.html#boost_regex.match_results.str">str</a><span class="special">(</span><span class="keyword">int</span> <span class="identifier">sub</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">string_type</span> <a class="link" href="match_results.html#boost_regex.match_results.str">str</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">string_type</span> <a class="link" href="match_results.html#boost_regex.match_results.str">str</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">string_type</span> <a class="link" href="match_results.html#boost_regex.match_results.str">str</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">string_type</span> <a class="link" href="match_results.html#boost_regex.match_results.str">str</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="identifier">const_reference</span> <a class="link" href="match_results.html#boost_regex.match_results.subscript">operator[]</a><span class="special">(</span><span class="keyword">int</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">const_reference</span> <a class="link" href="match_results.html#boost_regex.match_results.subscript">operator[]</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">const_reference</span> <a class="link" href="match_results.html#boost_regex.match_results.subscript">operator[]</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">const_reference</span> <a class="link" href="match_results.html#boost_regex.match_results.subscript">operator[]</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">const_reference</span> <a class="link" href="match_results.html#boost_regex.match_results.subscript">operator[]</a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">const_reference</span> <a class="link" href="match_results.html#boost_regex.match_results.prefix">prefix</a><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span>
@ -142,7 +166,7 @@
<span class="identifier">match_results</span><span class="special">&lt;</span><span class="identifier">BidirectionalIterator</span><span class="special">,</span> <span class="identifier">Allocator</span><span class="special">&gt;&amp;</span> <span class="identifier">m2</span><span class="special">);</span>
</pre>
<a name="boost_regex.ref.match_results.description"></a><h5>
<a name="id572482"></a>
<a name="id689626"></a>
<a class="link" href="match_results.html#boost_regex.ref.match_results.description">Description</a>
</h5>
<p>
@ -375,14 +399,39 @@
<a name="boost_regex.match_results.length"></a><p>
</p>
<pre class="programlisting"><span class="identifier">difference_type</span> <span class="identifier">length</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">sub</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="identifier">difference_type</span> <span class="identifier">length</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <span class="identifier">length</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <span class="identifier">length</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;)</span><span class="keyword">const</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Effects</strong></span>: Returns the length of sub-expression
<span class="emphasis"><em>sub</em></span>, that is to say: <code class="computeroutput"><span class="special">(*</span><span class="keyword">this</span><span class="special">)[</span><span class="identifier">sub</span><span class="special">].</span><span class="identifier">length</span><span class="special">()</span></code>.
</p>
<p>
The overloads that accept a string refer to a named sub-expression <span class="emphasis"><em>n</em></span>.
In the event that there is no such named sub-expression then returns an empty
string.
</p>
<p>
The template overloads of this function, allow the string and/or character
type to be different from the character type of the underlying sequence and/or
regular expression: in this case the characters will be widened to the underlying
character type of the original regular expression. A compiler error will
occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used
as an argument, even when the underlying character type of the expression
being matched may be something more exotic such as a Unicode character type.
</p>
<a name="boost_regex.match_results.position"></a><p>
</p>
<pre class="programlisting"><span class="identifier">difference_type</span> <span class="identifier">position</span><span class="special">(</span><span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">sub</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="identifier">difference_type</span> <span class="identifier">position</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <span class="identifier">position</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">difference_type</span> <span class="identifier">position</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;)</span><span class="keyword">const</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Effects</strong></span>: Returns the starting location of
@ -391,17 +440,61 @@
will return the location of the partial match even though <code class="computeroutput"><span class="special">(*</span><span class="keyword">this</span><span class="special">)[</span><span class="number">0</span><span class="special">].</span><span class="identifier">matched</span></code>
is false.
</p>
<p>
The overloads that accept a string refer to a named sub-expression <span class="emphasis"><em>n</em></span>.
In the event that there is no such named sub-expression then returns an empty
string.
</p>
<p>
The template overloads of this function, allow the string and/or character
type to be different from the character type of the underlying sequence and/or
regular expression: in this case the characters will be widened to the underlying
character type of the original regular expression. A compiler error will
occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used
as an argument, even when the underlying character type of the expression
being matched may be something more exotic such as a Unicode character type.
</p>
<a name="boost_regex.match_results.str"></a><p>
</p>
<pre class="programlisting"><span class="identifier">string_type</span> <span class="identifier">str</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">sub</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="identifier">string_type</span> <span class="identifier">str</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">string_type</span> <span class="identifier">str</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">string_type</span> <span class="identifier">str</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">string_type</span> <span class="identifier">str</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">sub</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Effects</strong></span>: Returns sub-expression <span class="emphasis"><em>sub</em></span>
as a string: <code class="computeroutput"><span class="identifier">string_type</span><span class="special">((*</span><span class="keyword">this</span><span class="special">)[</span><span class="identifier">sub</span><span class="special">])</span></code>.
</p>
<p>
The overloads that accept a string, return the string that matched the named
sub-expression <span class="emphasis"><em>n</em></span>. In the event that there is no such
named sub-expression then returns an empty string.
</p>
<p>
The template overloads of this function, allow the string and/or character
type to be different from the character type of the underlying sequence and/or
regular expression: in this case the characters will be widened to the underlying
character type of the original regular expression. A compiler error will
occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used
as an argument, even when the underlying character type of the expression
being matched may be something more exotic such as a Unicode character type.
</p>
<a name="boost_regex.match_results.subscript"></a><p>
</p>
<pre class="programlisting"><span class="identifier">const_reference</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">int</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">const_reference</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">const</span> <span class="identifier">char_type</span><span class="special">*</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">const_reference</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
<span class="identifier">const_reference</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">const</span> <span class="identifier">charT</span><span class="special">*</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A</span><span class="special">&gt;</span>
<span class="identifier">const_reference</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">A</span><span class="special">&gt;&amp;</span> <span class="identifier">n</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Effects</strong></span>: Returns a reference to the <a class="link" href="sub_match.html" title="sub_match"><code class="computeroutput"><span class="identifier">sub_match</span></code></a>
@ -413,6 +506,22 @@
then returns a <a class="link" href="sub_match.html" title="sub_match"><code class="computeroutput"><span class="identifier">sub_match</span></code></a>
object whose matched member is false.
</p>
<p>
The overloads that accept a string, return a reference to the <a class="link" href="sub_match.html" title="sub_match"><code class="computeroutput"><span class="identifier">sub_match</span></code></a> object representing the
character sequence that matched the named sub-expression <span class="emphasis"><em>n</em></span>.
In the event that there is no such named sub-expression then returns a <a class="link" href="sub_match.html" title="sub_match"><code class="computeroutput"><span class="identifier">sub_match</span></code></a>
object whose matched member is false.
</p>
<p>
The template overloads of this function, allow the string and/or character
type to be different from the character type of the underlying sequence and/or
regular expression: in this case the characters will be widened to the underlying
character type of the original regular expression. A compiler error will
occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used
as an argument, even when the underlying character type of the expression
being matched may be something more exotic such as a Unicode character type.
</p>
<a name="boost_regex.match_results.prefix"></a><p>
</p>
<pre class="programlisting"><span class="identifier">const_reference</span> <span class="identifier">prefix</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Interfacing With Non-Standard String Types</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="regex_traits.html" title="regex_traits">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Working With Unicode and ICU String Types</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Introduction to using Regex with ICU</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Unicode Regular Expression Algorithms</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../../../index.html" title="Boost.Regex">
<link rel="up" href="../icu.html" title="Working With Unicode and ICU String Types">
<link rel="prev" href="unicode_types.html" title="Unicode regular expression types">
@ -43,7 +43,7 @@
on to the "real" algorithm.
</p>
<a name="boost_regex.ref.non_std_strings.icu.unicode_algo.u32regex_match"></a><h5>
<a name="id643583"></a>
<a name="id761519"></a>
<a class="link" href="unicode_algo.html#boost_regex.ref.non_std_strings.icu.unicode_algo.u32regex_match">u32regex_match</a>
</h5>
<p>
@ -89,7 +89,7 @@
<span class="special">}</span>
</pre>
<a name="boost_regex.ref.non_std_strings.icu.unicode_algo.u32regex_search"></a><h5>
<a name="id644302"></a>
<a name="id762034"></a>
<a class="link" href="unicode_algo.html#boost_regex.ref.non_std_strings.icu.unicode_algo.u32regex_search">u32regex_search</a>
</h5>
<p>
@ -128,7 +128,7 @@
<span class="special">}</span>
</pre>
<a name="boost_regex.ref.non_std_strings.icu.unicode_algo.u32regex_replace"></a><h5>
<a name="id644896"></a>
<a name="id762453"></a>
<a class="link" href="unicode_algo.html#boost_regex.ref.non_std_strings.icu.unicode_algo.u32regex_replace">u32regex_replace</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Unicode Aware Regex Iterators</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="up" href="../icu.html" title="Working With Unicode and ICU String Types">
<link rel="prev" href="unicode_algo.html" title="Unicode Regular Expression Algorithms">
@ -28,7 +28,7 @@
Unicode Aware Regex Iterators</a>
</h5></div></div></div>
<a name="boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_iterator"></a><h5>
<a name="id645356"></a>
<a name="id762771"></a>
<a class="link" href="unicode_iter.html#boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_iterator">u32regex_iterator</a>
</h5>
<p>
@ -126,7 +126,7 @@
Provided of course that the input is encoded as UTF-8.
</p>
<a name="boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_token_iterator"></a><h5>
<a name="id647103"></a>
<a name="id764128"></a>
<a class="link" href="unicode_iter.html#boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_token_iterator">u32regex_token_iterator</a>
</h5>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Unicode regular expression types</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
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<link rel="prev" href="intro.html" title="Introduction to using Regex with ICU">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Using Boost Regex With MFC Strings</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Overloaded Algorithms For MFC String Types</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="mfc_regex_create.html" title="Regular Expression Creation From an MFC String">
@ -34,7 +34,7 @@
here they are anyway:
</p>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_match"></a><h5>
<a name="id652259"></a>
<a name="id769118"></a>
<a class="link" href="mfc_algo.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_match">regex_match</a>
</h5>
<p>
@ -82,7 +82,7 @@
<span class="special">}</span>
</pre>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_match__second_overload_"></a><h5>
<a name="id653171"></a>
<a name="id769775"></a>
<a class="link" href="mfc_algo.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_match__second_overload_">regex_match
(second overload)</a>
</h5>
@ -110,7 +110,7 @@
<span class="special">}</span>
</pre>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_search"></a><h5>
<a name="id653763"></a>
<a name="id770206"></a>
<a class="link" href="mfc_algo.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_search">regex_search</a>
</h5>
<p>
@ -149,7 +149,7 @@
<span class="special">}</span>
</pre>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_search__second_overload_"></a><h5>
<a name="id654500"></a>
<a name="id770741"></a>
<a class="link" href="mfc_algo.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_search__second_overload_">regex_search
(second overload)</a>
</h5>
@ -164,7 +164,7 @@
<span class="special">+</span> <span class="identifier">s</span><span class="special">.</span><span class="identifier">GetLength</span><span class="special">(),</span> <span class="identifier">e</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span></code>
</p>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_replace"></a><h5>
<a name="id654904"></a>
<a name="id772949"></a>
<a class="link" href="mfc_algo.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_algo.regex_replace">regex_replace</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Introduction to Boost.Regex and MFC Strings</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Iterating Over the Matches Within An MFC String</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="mfc_algo.html" title="Overloaded Algorithms For MFC String Types">
@ -32,7 +32,7 @@
an MFC/ATL string to a <a class="link" href="../../regex_iterator.html" title="regex_iterator"><code class="computeroutput"><span class="identifier">regex_iterator</span></code></a> or <a class="link" href="../../regex_token_iterator.html" title="regex_token_iterator"><code class="computeroutput"><span class="identifier">regex_token_iterator</span></code></a>:
</p>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_iter.regex_iterator_creation_helper"></a><h5>
<a name="id655985"></a>
<a name="id773719"></a>
<a class="link" href="mfc_iter.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_iter.regex_iterator_creation_helper">regex_iterator
creation helper</a>
</h5>
@ -68,7 +68,7 @@
<span class="special">}</span>
</pre>
<a name="boost_regex.ref.non_std_strings.mfc_strings.mfc_iter.regex_token_iterator_creation_helpers"></a><h5>
<a name="id656734"></a>
<a name="id774268"></a>
<a class="link" href="mfc_iter.html#boost_regex.ref.non_std_strings.mfc_strings.mfc_iter.regex_token_iterator_creation_helpers">regex_token_iterator
creation helpers</a>
</h5>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Regular Expression Creation From an MFC String</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Regex Types Used With MFC Strings</title>
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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>POSIX Compatible C API's</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="non_std_strings/mfc_strings/mfc_iter.html" title="Iterating Over the Matches Within An MFC String">
@ -165,7 +165,7 @@
<a name="regcomp"></a><p>
</p>
<a name="boost_regex.ref.posix.regcomp"></a><h5>
<a name="id659651"></a>
<a name="id776953"></a>
<a class="link" href="posix.html#boost_regex.ref.posix.regcomp">regcomp</a>
</h5>
<p>
@ -379,7 +379,7 @@
<a name="regerror"></a><p>
</p>
<a name="boost_regex.ref.posix.regerror"></a><h5>
<a name="id660295"></a>
<a name="id777458"></a>
<a class="link" href="posix.html#boost_regex.ref.posix.regerror">regerror</a>
</h5>
<p>
@ -467,7 +467,7 @@
<a name="regexec"></a><p>
</p>
<a name="boost_regex.ref.posix.regexec"></a><h5>
<a name="id660478"></a>
<a name="id777586"></a>
<a class="link" href="posix.html#boost_regex.ref.posix.regexec">regexec</a>
</h5>
<p>
@ -537,7 +537,7 @@
<a name="regfree"></a><p>
</p>
<a name="boost_regex.ref.posix.regfree"></a><h5>
<a name="id660619"></a>
<a name="id778830"></a>
<a class="link" href="posix.html#boost_regex.ref.posix.regfree">regfree</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_iterator</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="regex_replace.html" title="regex_replace">
@ -78,7 +78,7 @@
<span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span>
</pre>
<a name="boost_regex.ref.regex_iterator.description"></a><h5>
<a name="id618047"></a>
<a name="id735434"></a>
<a class="link" href="regex_iterator.html#boost_regex.ref.regex_iterator.description">Description</a>
</h5>
<p>
@ -436,7 +436,7 @@
<span class="emphasis"><em>m</em></span>.
</p>
<a name="boost_regex.ref.regex_iterator.examples"></a><h5>
<a name="id621180"></a>
<a name="id738951"></a>
<a class="link" href="regex_iterator.html#boost_regex.ref.regex_iterator.examples">Examples</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_match</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="sub_match.html" title="sub_match">
@ -80,7 +80,7 @@
<span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span>
</pre>
<a name="boost_regex.ref.regex_match.description"></a><h5>
<a name="id601653"></a>
<a name="id719031"></a>
<a class="link" href="regex_match.html#boost_regex.ref.regex_match.description">Description</a>
</h5>
<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">BidirectionalIterator</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Allocator</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">traits</span><span class="special">&gt;</span>
@ -360,7 +360,7 @@
<span class="bold"><strong>Effects</strong></span>: Returns the result of <code class="computeroutput"><span class="identifier">regex_match</span><span class="special">(</span><span class="identifier">s</span><span class="special">.</span><span class="identifier">begin</span><span class="special">(),</span> <span class="identifier">s</span><span class="special">.</span><span class="identifier">end</span><span class="special">(),</span> <span class="identifier">e</span><span class="special">,</span> <span class="identifier">flags</span><span class="special">)</span></code>.
</p>
<a name="boost_regex.ref.regex_match.examples"></a><h5>
<a name="id604831"></a>
<a name="id722494"></a>
<a class="link" href="regex_match.html#boost_regex.ref.regex_match.examples">Examples</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_replace</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="prev" href="regex_search.html" title="regex_search">
@ -53,7 +53,7 @@
<span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span>
</pre>
<a name="boost_regex.ref.regex_replace.description"></a><h5>
<a name="id612131"></a>
<a name="id730052"></a>
<a class="link" href="regex_replace.html#boost_regex.ref.regex_replace.description">Description</a>
</h5>
<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">OutputIterator</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">BidirectionalIterator</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">charT</span><span class="special">&gt;</span>
@ -163,7 +163,7 @@
and then returns <code class="computeroutput"><span class="identifier">result</span></code>.
</p>
<a name="boost_regex.ref.regex_replace.examples"></a><h5>
<a name="id613680"></a>
<a name="id732259"></a>
<a class="link" href="regex_replace.html#boost_regex.ref.regex_replace.examples">Examples</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_search</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="regex_match.html" title="regex_match">
@ -73,7 +73,7 @@
<span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span>
</pre>
<a name="boost_regex.ref.regex_search.description"></a><h5>
<a name="id607041"></a>
<a name="id724118"></a>
<a class="link" href="regex_search.html#boost_regex.ref.regex_search.description">Description</a>
</h5>
<pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">BidirectionalIterator</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Allocator</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">traits</span><span class="special">&gt;</span>
@ -355,7 +355,7 @@
<span class="bold"><strong>Effects</strong></span>: Returns the result of <code class="computeroutput"><span class="identifier">regex_search</span><span class="special">(</span><span class="identifier">s</span><span class="special">.</span><span class="identifier">begin</span><span class="special">(),</span> <span class="identifier">s</span><span class="special">.</span><span class="identifier">end</span><span class="special">(),</span> <span class="identifier">e</span><span class="special">,</span> <span class="identifier">flags</span><span class="special">)</span></code>.
</p>
<a name="boost_regex.ref.regex_search.examples"></a><h5>
<a name="id610306"></a>
<a name="id728735"></a>
<a class="link" href="regex_search.html#boost_regex.ref.regex_search.examples">Examples</a>
</h5>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_token_iterator</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="regex_iterator.html" title="regex_iterator">
@ -136,7 +136,7 @@
<span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span>
</pre>
<a name="boost_regex.ref.regex_token_iterator.description"></a><h5>
<a name="id626987"></a>
<a name="id745138"></a>
<a class="link" href="regex_token_iterator.html#boost_regex.ref.regex_token_iterator.description">Description</a>
</h5>
<a name="boost_regex.regex_token_iterator.construct1"></a><p>
@ -383,7 +383,7 @@
<span class="emphasis"><em>m</em></span>.
</p>
<a name="boost_regex.ref.regex_token_iterator.examples"></a><h5>
<a name="id631204"></a>
<a name="id749909"></a>
<a class="link" href="regex_token_iterator.html#boost_regex.ref.regex_token_iterator.examples">Examples</a>
</h5>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>regex_traits</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
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<link rel="prev" href="error_type.html" title="error_type">
@ -46,7 +46,7 @@
<span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.regex_traits.description"></a><h5>
<a name="id641830"></a>
<a name="id759551"></a>
<a class="link" href="regex_traits.html#boost_regex.ref.regex_traits.description">Description</a>
</h5>
<p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>sub_match</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="match_results.html" title="match_results">
@ -329,11 +329,11 @@
<span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.sub_match.description"></a><h5>
<a name="id586170"></a>
<a name="id703980"></a>
<a class="link" href="sub_match.html#boost_regex.ref.sub_match.description">Description</a>
</h5>
<a name="boost_regex.ref.sub_match.members"></a><h6>
<a name="id586194"></a>
<a name="id703993"></a>
<a class="link" href="sub_match.html#boost_regex.ref.sub_match.members">Members</a>
</h6>
<a name="boost_regex.sub_match.value_type"></a><p>
@ -473,7 +473,7 @@
</li>
</ul></div>
<a name="boost_regex.ref.sub_match.sub_match_non_member_operators"></a><h6>
<a name="id587769"></a>
<a name="id705093"></a>
<a class="link" href="sub_match.html#boost_regex.ref.sub_match.sub_match_non_member_operators">sub_match
non-member operators</a>
</h6>
@ -1008,7 +1008,7 @@
<span class="special">+</span> <span class="identifier">m2</span><span class="special">.</span><span class="identifier">str</span><span class="special">()</span></code>.
</p>
<a name="boost_regex.ref.sub_match.stream_inserter"></a><h6>
<a name="id599741"></a>
<a name="id717087"></a>
<a class="link" href="sub_match.html#boost_regex.ref.sub_match.stream_inserter">Stream inserter</a>
</h6>
<a name="boost_regex.sub_match.op_stream"></a><p>

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>syntax_option_type</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="bad_expression.html" title="bad_expression">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Options for POSIX Basic Regular Expressions</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../syntax_option_type.html" title="syntax_option_type">
<link rel="prev" href="syntax_option_type_extended.html" title="Options for POSIX Extended Regular Expressions">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Options for POSIX Extended Regular Expressions</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../syntax_option_type.html" title="syntax_option_type">
<link rel="prev" href="syntax_option_type_perl.html" title="Options for Perl Regular Expressions">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Options for Literal Strings</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
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<link rel="up" href="../syntax_option_type.html" title="syntax_option_type">
<link rel="prev" href="syntax_option_type_basic.html" title="Options for POSIX Basic Regular Expressions">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Overview of syntax_option_type</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../syntax_option_type.html" title="syntax_option_type">
<link rel="prev" href="syntax_option_type_synopsis.html" title="syntax_option_type Synopsis">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Options for Perl Regular Expressions</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../syntax_option_type.html" title="syntax_option_type">
<link rel="prev" href="syntax_option_type_overview.html" title="Overview of syntax_option_type">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>syntax_option_type Synopsis</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="up" href="../syntax_option_type.html" title="syntax_option_type">
<link rel="prev" href="../syntax_option_type.html" title="syntax_option_type">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Regular Expression Syntax</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="up" href="../index.html" title="Boost.Regex">
<link rel="prev" href="partial_matches.html" title="Partial Matches">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>POSIX Extended Regular Expression Syntax</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../syntax.html" title="Regular Expression Syntax">
<link rel="prev" href="perl_syntax.html" title="Perl Regular Expression Syntax">
@ -28,7 +28,7 @@
Expression Syntax</a>
</h3></div></div></div>
<a name="boost_regex.syntax.basic_extended.synopsis"></a><h4>
<a name="id541641"></a>
<a name="id656257"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.synopsis">Synopsis</a>
</h4>
<p>
@ -46,7 +46,7 @@
<a name="boost_regex.posix_extended_syntax"></a><p>
</p>
<a name="boost_regex.syntax.basic_extended.posix_extended_syntax"></a><h4>
<a name="id541905"></a>
<a name="id656436"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.posix_extended_syntax">POSIX
Extended Syntax</a>
</h4>
@ -56,7 +56,7 @@
</p>
<pre class="programlisting">.[{()\*+?|^$</pre>
<a name="boost_regex.syntax.basic_extended.wildcard_"></a><h5>
<a name="id541945"></a>
<a name="id656457"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.wildcard_">Wildcard:</a>
</h5>
<p>
@ -74,7 +74,7 @@
</li>
</ul></div>
<a name="boost_regex.syntax.basic_extended.anchors_"></a><h5>
<a name="id542013"></a>
<a name="id656502"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.anchors_">Anchors:</a>
</h5>
<p>
@ -86,7 +86,7 @@
of an expression, or the last character of a sub-expression.
</p>
<a name="boost_regex.syntax.basic_extended.marked_sub_expressions_"></a><h5>
<a name="id542049"></a>
<a name="id656524"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.marked_sub_expressions_">Marked
sub-expressions:</a>
</h5>
@ -98,7 +98,7 @@
to by a back-reference.
</p>
<a name="boost_regex.syntax.basic_extended.repeats_"></a><h5>
<a name="id542105"></a>
<a name="id656558"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.repeats_">Repeats:</a>
</h5>
<p>
@ -184,7 +184,7 @@ cab
operator to be applied to.
</p>
<a name="boost_regex.syntax.basic_extended.back_references_"></a><h5>
<a name="id542553"></a>
<a name="id656864"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.back_references_">Back references:</a>
</h5>
<p>
@ -214,7 +214,7 @@ cab
</p></td></tr>
</table></div>
<a name="boost_regex.syntax.basic_extended.alternation"></a><h5>
<a name="id542647"></a>
<a name="id656928"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.alternation">Alternation</a>
</h5>
<p>
@ -227,7 +227,7 @@ cab
will match either of "abd" or "abef".
</p>
<a name="boost_regex.syntax.basic_extended.character_sets_"></a><h5>
<a name="id542750"></a>
<a name="id656995"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.character_sets_">Character
sets:</a>
</h5>
@ -240,7 +240,7 @@ cab
A bracket expression may contain any combination of the following:
</p>
<a name="boost_regex.syntax.basic_extended.single_characters_"></a><h6>
<a name="id542786"></a>
<a name="id657015"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.single_characters_">Single
characters:</a>
</h6>
@ -249,7 +249,7 @@ cab
or 'c'.
</p>
<a name="boost_regex.syntax.basic_extended.character_ranges_"></a><h6>
<a name="id542837"></a>
<a name="id657046"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.character_ranges_">Character
ranges:</a>
</h6>
@ -265,7 +265,7 @@ cab
the code points of the characters only.
</p>
<a name="boost_regex.syntax.basic_extended.negation_"></a><h6>
<a name="id542938"></a>
<a name="id657108"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.negation_">Negation:</a>
</h6>
<p>
@ -274,7 +274,7 @@ cab
range <code class="computeroutput"><span class="identifier">a</span><span class="special">-</span><span class="identifier">c</span></code>.
</p>
<a name="boost_regex.syntax.basic_extended.character_classes_"></a><h6>
<a name="id543020"></a>
<a name="id657162"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.character_classes_">Character
classes:</a>
</h6>
@ -284,7 +284,7 @@ cab
<a class="link" href="character_classes.html" title="Character Class Names">character class names</a>.
</p>
<a name="boost_regex.syntax.basic_extended.collating_elements_"></a><h6>
<a name="id543103"></a>
<a name="id657213"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.collating_elements_">Collating
Elements:</a>
</h6>
@ -312,7 +312,7 @@ cab
matches a NUL character.
</p>
<a name="boost_regex.syntax.basic_extended.equivalence_classes_"></a><h6>
<a name="id543264"></a>
<a name="id657315"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.equivalence_classes_">Equivalence
classes:</a>
</h6>
@ -329,7 +329,7 @@ cab
or even all locales on one platform.
</p>
<a name="boost_regex.syntax.basic_extended.combinations_"></a><h6>
<a name="id543369"></a>
<a name="id657373"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.combinations_">Combinations:</a>
</h6>
<p>
@ -337,7 +337,7 @@ cab
<code class="computeroutput"><span class="special">[[:</span><span class="identifier">digit</span><span class="special">:]</span><span class="identifier">a</span><span class="special">-</span><span class="identifier">c</span><span class="special">[.</span><span class="identifier">NUL</span><span class="special">.]]</span></code>.
</p>
<a name="boost_regex.syntax.basic_extended.escapes"></a><h5>
<a name="id543448"></a>
<a name="id657426"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.escapes">Escapes</a>
</h5>
<p>
@ -363,7 +363,7 @@ cab
extensions are also supported by Boost.Regex:
</p>
<a name="boost_regex.syntax.basic_extended.escapes_matching_a_specific_character"></a><h6>
<a name="id543518"></a>
<a name="id657469"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.escapes_matching_a_specific_character">Escapes
matching a specific character</a>
</h6>
@ -552,7 +552,7 @@ cab
</tbody>
</table></div>
<a name="boost_regex.syntax.basic_extended._quot_single_character_quot__character_classes_"></a><h6>
<a name="id543866"></a>
<a name="id657759"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended._quot_single_character_quot__character_classes_">"Single
character" character classes:</a>
</h6>
@ -706,7 +706,7 @@ cab
</tbody>
</table></div>
<a name="boost_regex.syntax.basic_extended.character_properties"></a><h6>
<a name="id544497"></a>
<a name="id658328"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.character_properties">Character
Properties</a>
</h6>
@ -813,7 +813,7 @@ cab
matches any "digit" character, as does <code class="computeroutput"><span class="special">\</span><span class="identifier">p</span><span class="special">{</span><span class="identifier">digit</span><span class="special">}</span></code>.
</p>
<a name="boost_regex.syntax.basic_extended.word_boundaries"></a><h6>
<a name="id544898"></a>
<a name="id658635"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.word_boundaries">Word Boundaries</a>
</h6>
<p>
@ -888,7 +888,7 @@ cab
</tbody>
</table></div>
<a name="boost_regex.syntax.basic_extended.buffer_boundaries"></a><h6>
<a name="id545091"></a>
<a name="id658791"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.buffer_boundaries">Buffer
boundaries</a>
</h6>
@ -979,7 +979,7 @@ cab
</tbody>
</table></div>
<a name="boost_regex.syntax.basic_extended.continuation_escape"></a><h6>
<a name="id545326"></a>
<a name="id658976"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.continuation_escape">Continuation
Escape</a>
</h6>
@ -991,7 +991,7 @@ cab
match to start where the last one ended.
</p>
<a name="boost_regex.syntax.basic_extended.quoting_escape"></a><h6>
<a name="id545376"></a>
<a name="id659004"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.quoting_escape">Quoting
escape</a>
</h6>
@ -1005,7 +1005,7 @@ cab
<span class="special">\*+</span><span class="identifier">aaa</span>
</pre>
<a name="boost_regex.syntax.basic_extended.unicode_escapes"></a><h6>
<a name="id545499"></a>
<a name="id659084"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.unicode_escapes">Unicode
escapes</a>
</h6>
@ -1056,7 +1056,7 @@ cab
</tbody>
</table></div>
<a name="boost_regex.syntax.basic_extended.any_other_escape"></a><h6>
<a name="id545632"></a>
<a name="id659186"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.any_other_escape">Any other
escape</a>
</h6>
@ -1065,7 +1065,7 @@ cab
\@ matches a literal '@'.
</p>
<a name="boost_regex.syntax.basic_extended.operator_precedence"></a><h5>
<a name="id545662"></a>
<a name="id659203"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.operator_precedence">Operator
precedence</a>
</h5>
@ -1101,7 +1101,7 @@ cab
</li>
</ol></div>
<a name="boost_regex.syntax.basic_extended.what_gets_matched"></a><h5>
<a name="id545852"></a>
<a name="id659336"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.what_gets_matched">What
Gets Matched</a>
</h5>
@ -1111,11 +1111,11 @@ cab
rule</a>.
</p>
<a name="boost_regex.syntax.basic_extended.variations"></a><h4>
<a name="id545892"></a>
<a name="id659358"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.variations">Variations</a>
</h4>
<a name="boost_regex.syntax.basic_extended.egrep"></a><h5>
<a name="id545915"></a>
<a name="id659371"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.egrep">Egrep</a>
</h5>
<p>
@ -1136,7 +1136,7 @@ cab
used with the -E option.
</p>
<a name="boost_regex.syntax.basic_extended.awk"></a><h5>
<a name="id546073"></a>
<a name="id659473"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.awk">awk</a>
</h5>
<p>
@ -1150,7 +1150,7 @@ cab
these by default anyway.
</p>
<a name="boost_regex.syntax.basic_extended.options"></a><h4>
<a name="id546119"></a>
<a name="id659498"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.options">Options</a>
</h4>
<p>
@ -1163,7 +1163,7 @@ cab
modify how the case and locale sensitivity are to be applied.
</p>
<a name="boost_regex.syntax.basic_extended.references"></a><h4>
<a name="id546248"></a>
<a name="id659576"></a>
<a class="link" href="basic_extended.html#boost_regex.syntax.basic_extended.references">References</a>
</h4>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>POSIX Basic Regular Expression Syntax</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../syntax.html" title="Regular Expression Syntax">
<link rel="prev" href="basic_extended.html" title="POSIX Extended Regular Expression Syntax">
@ -28,7 +28,7 @@
Expression Syntax</a>
</h3></div></div></div>
<a name="boost_regex.syntax.basic_syntax.synopsis"></a><h4>
<a name="id546330"></a>
<a name="id659625"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.synopsis">Synopsis</a>
</h4>
<p>
@ -45,7 +45,7 @@
<a name="boost_regex.posix_basic"></a><p>
</p>
<a name="boost_regex.syntax.basic_syntax.posix_basic_syntax"></a><h4>
<a name="id546622"></a>
<a name="id659821"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.posix_basic_syntax">POSIX
Basic Syntax</a>
</h4>
@ -55,7 +55,7 @@
</p>
<pre class="programlisting">.[\*^$</pre>
<a name="boost_regex.syntax.basic_syntax.wildcard_"></a><h5>
<a name="id546661"></a>
<a name="id659842"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.wildcard_">Wildcard:</a>
</h5>
<p>
@ -73,7 +73,7 @@
</li>
</ul></div>
<a name="boost_regex.syntax.basic_syntax.anchors_"></a><h5>
<a name="id546729"></a>
<a name="id659887"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.anchors_">Anchors:</a>
</h5>
<p>
@ -85,7 +85,7 @@
of an expression, or the last character of a sub-expression.
</p>
<a name="boost_regex.syntax.basic_syntax.marked_sub_expressions_"></a><h5>
<a name="id546766"></a>
<a name="id659907"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.marked_sub_expressions_">Marked
sub-expressions:</a>
</h5>
@ -97,7 +97,7 @@
by a back-reference.
</p>
<a name="boost_regex.syntax.basic_syntax.repeats_"></a><h5>
<a name="id546822"></a>
<a name="id659938"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.repeats_">Repeats:</a>
</h5>
<p>
@ -155,7 +155,7 @@ aaaa
to.
</p>
<a name="boost_regex.syntax.basic_syntax.back_references_"></a><h5>
<a name="id547066"></a>
<a name="id660103"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.back_references_">Back references:</a>
</h5>
<p>
@ -173,7 +173,7 @@ aaaa
</p>
<pre class="programlisting">aaabba</pre>
<a name="boost_regex.syntax.basic_syntax.character_sets_"></a><h5>
<a name="id547141"></a>
<a name="id660152"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.character_sets_">Character
sets:</a>
</h5>
@ -186,7 +186,7 @@ aaaa
A bracket expression may contain any combination of the following:
</p>
<a name="boost_regex.syntax.basic_syntax.single_characters_"></a><h6>
<a name="id547177"></a>
<a name="id660172"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.single_characters_">Single
characters:</a>
</h6>
@ -195,7 +195,7 @@ aaaa
or 'c'.
</p>
<a name="boost_regex.syntax.basic_syntax.character_ranges_"></a><h6>
<a name="id547227"></a>
<a name="id660204"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.character_ranges_">Character
ranges:</a>
</h6>
@ -211,7 +211,7 @@ aaaa
of the characters only.
</p>
<a name="boost_regex.syntax.basic_syntax.negation_"></a><h6>
<a name="id547319"></a>
<a name="id660260"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.negation_">Negation:</a>
</h6>
<p>
@ -220,7 +220,7 @@ aaaa
range a-c.
</p>
<a name="boost_regex.syntax.basic_syntax.character_classes_"></a><h6>
<a name="id547380"></a>
<a name="id660298"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.character_classes_">Character
classes:</a>
</h6>
@ -230,7 +230,7 @@ aaaa
<a class="link" href="character_classes.html" title="Character Class Names">character class names</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.collating_elements_"></a><h6>
<a name="id547463"></a>
<a name="id660350"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.collating_elements_">Collating
Elements:</a>
</h6>
@ -259,7 +259,7 @@ aaaa
element names</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.equivalence_classes_"></a><h6>
<a name="id547611"></a>
<a name="id660441"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.equivalence_classes_">Equivalence
classes:</a>
</h6>
@ -276,7 +276,7 @@ aaaa
or even all locales on one platform.
</p>
<a name="boost_regex.syntax.basic_syntax.combinations_"></a><h6>
<a name="id547716"></a>
<a name="id660499"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.combinations_">Combinations:</a>
</h6>
<p>
@ -284,7 +284,7 @@ aaaa
<code class="computeroutput"><span class="special">[[:</span><span class="identifier">digit</span><span class="special">:]</span><span class="identifier">a</span><span class="special">-</span><span class="identifier">c</span><span class="special">[.</span><span class="identifier">NUL</span><span class="special">.]].</span></code>
</p>
<a name="boost_regex.syntax.basic_syntax.escapes"></a><h5>
<a name="id547794"></a>
<a name="id662424"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.escapes">Escapes</a>
</h5>
<p>
@ -299,7 +299,7 @@ aaaa
will match either a literal '\' or a '^'.
</p>
<a name="boost_regex.syntax.basic_syntax.what_gets_matched"></a><h4>
<a name="id547851"></a>
<a name="id662458"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.what_gets_matched">What Gets
Matched</a>
</h4>
@ -309,13 +309,13 @@ aaaa
rule</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.variations"></a><h4>
<a name="id547890"></a>
<a name="id662479"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.variations">Variations</a>
</h4>
<a name="boost_regex.grep_syntax"></a><p>
</p>
<a name="boost_regex.syntax.basic_syntax.grep"></a><h5>
<a name="id547923"></a>
<a name="id662500"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.grep">Grep</a>
</h5>
<p>
@ -333,7 +333,7 @@ aaaa
As its name suggests, this behavior is consistent with the Unix utility grep.
</p>
<a name="boost_regex.syntax.basic_syntax.emacs"></a><h5>
<a name="id548067"></a>
<a name="id662594"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.emacs">emacs</a>
</h5>
<p>
@ -613,7 +613,7 @@ aaaa
leftmost-longest rule</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.options"></a><h4>
<a name="id548562"></a>
<a name="id663012"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.options">Options</a>
</h4>
<p>
@ -627,7 +627,7 @@ aaaa
options</a> modify how the case and locale sensitivity are to be applied.
</p>
<a name="boost_regex.syntax.basic_syntax.references"></a><h4>
<a name="id548735"></a>
<a name="id663119"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.references">References</a>
</h4>
<p>

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Character Class Names</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../syntax.html" title="Regular Expression Syntax">
<link rel="prev" href="basic_syntax.html" title="POSIX Basic Regular Expression Syntax">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Character classes that are supported by Unicode Regular Expressions</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../character_classes.html" title="Character Class Names">
<link rel="prev" href="std_char_clases.html" title="Character Classes that are Always Supported">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Character Classes that are Always Supported</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../../index.html" title="Boost.Regex">
<link rel="up" href="../character_classes.html" title="Character Class Names">
<link rel="prev" href="../character_classes.html" title="Character Class Names">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Collating Names</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../syntax.html" title="Regular Expression Syntax">
<link rel="prev" href="character_classes/optional_char_class_names.html" title="Character classes that are supported by Unicode Regular Expressions">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Digraphs</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
<link rel="home" href="../../../index.html" title="Boost.Regex">
<link rel="up" href="../collating_names.html" title="Collating Names">
<link rel="prev" href="../collating_names.html" title="Collating Names">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Named Unicode Characters</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.0">
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<link rel="up" href="../collating_names.html" title="Collating Names">
<link rel="prev" href="posix_symbolic_names.html" title="POSIX Symbolic Names">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>POSIX Symbolic Names</title>
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
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<link rel="prev" href="digraphs.html" title="Digraphs">

View File

@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>The Leftmost Longest Rule</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_8125">
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<link rel="prev" href="collating_names/named_unicode.html" title="Named Unicode Characters">

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@ -3,7 +3,7 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Unicode and Boost.Regex</title>
<link rel="stylesheet" href="../../../../../doc/html/boostbook.css" type="text/css">
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@ -30,7 +30,7 @@
There are two ways to use Boost.Regex with Unicode strings:
</p>
<a name="boost_regex.unicode.rely_on_wchar_t"></a><h5>
<a name="id530083"></a>
<a name="id646668"></a>
<a class="link" href="unicode.html#boost_regex.unicode.rely_on_wchar_t">Rely on wchar_t</a>
</h5>
<p>
@ -56,7 +56,7 @@
</li>
</ul></div>
<a name="boost_regex.unicode.use_a_unicode_aware_regular_expression_type_"></a><h5>
<a name="id530267"></a>
<a name="id646785"></a>
<a class="link" href="unicode.html#boost_regex.unicode.use_a_unicode_aware_regular_expression_type_">Use
a Unicode Aware Regular Expression Type.</a>
</h5>

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@ -3,7 +3,7 @@
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@ -28,7 +28,7 @@
</h3></div></div></div>
<div><p class="copyright">Copyright <20> 1998 -2007 John Maddock</p></div>
<div><div class="legalnotice">
<a name="id473252"></a><p>
<a name="id637415"></a><p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
</p>
@ -196,7 +196,7 @@
</p>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"><p><small>Last revised: December 23, 2008 at 17:35:37 GMT</small></p></td>
<td align="left"><p><small>Last revised: May 13, 2009 at 09:14:16 GMT</small></p></td>
<td align="right"><div class="copyright-footer"></div></td>
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<hr>

View File

@ -71,9 +71,33 @@ Class template `match_results` is most commonly used as one of the typedefs
bool ``[link boost_regex.match_results.empty empty]``() const;
// element access:
difference_type ``[link boost_regex.match_results.length length]``(int sub = 0) const;
difference_type ``[link boost_regex.match_results.length length]``(const char_type* sub) const;
template <class charT>
difference_type ``[link boost_regex.match_results.length length]``(const charT* sub) const;
template <class charT, class Traits, class A>
difference_type ``[link boost_regex.match_results.length length]``(const std::basic_string<charT, Traits, A>& sub) const;
difference_type ``[link boost_regex.match_results.position position]``(unsigned int sub = 0) const;
difference_type ``[link boost_regex.match_results.position position]``(const char_type* sub) const;
template <class charT>
difference_type ``[link boost_regex.match_results.position position]``(const charT* sub) const;
template <class charT, class Traits, class A>
difference_type ``[link boost_regex.match_results.position position]``(const std::basic_string<charT, Traits, A>& sub) const;
string_type ``[link boost_regex.match_results.str str]``(int sub = 0) const;
string_type ``[link boost_regex.match_results.str str]``(const char_type* sub)const;
template <class Traits, class A>
string_type ``[link boost_regex.match_results.str str]``(const std::basic_string<char_type, Traits, A>& sub)const;
template <class charT>
string_type ``[link boost_regex.match_results.str str]``(const charT* sub)const;
template <class charT, class Traits, class A>
string_type ``[link boost_regex.match_results.str str]``(const std::basic_string<charT, Traits, A>& sub)const;
const_reference ``[link boost_regex.match_results.subscript operator\[\]]``(int n) const;
const_reference ``[link boost_regex.match_results.subscript operator\[\]]``(const char_type* n) const;
template <class Traits, class A>
const_reference ``[link boost_regex.match_results.subscript operator\[\]]``(const std::basic_string<char_type, Traits, A>& n) const;
template <class charT>
const_reference ``[link boost_regex.match_results.subscript operator\[\]]``(const charT* n) const;
template <class charT, class Traits, class A>
const_reference ``[link boost_regex.match_results.subscript operator\[\]]``(const std::basic_string<charT, Traits, A>& n) const;
const_reference ``[link boost_regex.match_results.prefix prefix]``() const;
@ -190,30 +214,86 @@ stored in *this.
[#boost_regex.match_results.length]
difference_type length(int sub = 0)const;
difference_type length(const char_type* sub)const;
template <class charT>
difference_type length(const charT* sub)const;
template <class charT, class Traits, class A>
difference_type length(const std::basic_string<charT, Traits, A>&)const;
[*Effects]: Returns the length of sub-expression /sub/, that is to say:
`(*this)[sub].length()`.
The overloads that accept a string refer to a named sub-expression /n/.
In the event that there is no such named sub-expression then returns an empty string.
The template overloads of this function, allow the string and\/or character type
to be different from the character type of the underlying sequence and\/or regular expression:
in this case the characters will be widened to the underlying character type of the original regular expression.
A compiler error will occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used as an argument, even when
the underlying character type of the expression being matched may be something more exotic such as a
Unicode character type.
[#boost_regex.match_results.position]
difference_type position(unsigned int sub = 0)const;
difference_type position(const char_type* sub)const;
template <class charT>
difference_type position(const charT* sub)const;
template <class charT, class Traits, class A>
difference_type position(const std::basic_string<charT, Traits, A>&)const;
[*Effects]: Returns the starting location of sub-expression /sub/, or -1 if /sub/ was
not matched. Note that if this represents a partial match , then `position()`
will return the location of the partial match even though `(*this)[0].matched` is false.
The overloads that accept a string refer to a named sub-expression /n/.
In the event that there is no such named sub-expression then returns an empty string.
The template overloads of this function, allow the string and\/or character type
to be different from the character type of the underlying sequence and\/or regular expression:
in this case the characters will be widened to the underlying character type of the original regular expression.
A compiler error will occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used as an argument, even when
the underlying character type of the expression being matched may be something more exotic such as a
Unicode character type.
[#boost_regex.match_results.str]
string_type str(int sub = 0)const;
string_type str(const char_type* sub)const;
template <class Traits, class A>
string_type str(const std::basic_string<char_type, Traits, A>& sub)const;
template <class charT>
string_type str(const charT* sub)const;
template <class charT, class Traits, class A>
string_type str(const std::basic_string<charT, Traits, A>& sub)const;
[*Effects]: Returns sub-expression /sub/ as a string: `string_type((*this)[sub])`.
The overloads that accept a string, return the string that matched the named sub-expression /n/.
In the event that there is no such named sub-expression then returns an empty string.
The template overloads of this function, allow the string and\/or character type
to be different from the character type of the underlying sequence and\/or regular expression:
in this case the characters will be widened to the underlying character type of the original regular expression.
A compiler error will occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used as an argument, even when
the underlying character type of the expression being matched may be something more exotic such as a
Unicode character type.
[#boost_regex.match_results.subscript]
const_reference operator[](int n) const;
const_reference operator[](int n) const;
const_reference operator[](const char_type* n) const;
template <class Traits, class A>
const_reference operator[](const std::basic_string<char_type, Traits, A>& n) const;
template <class charT>
const_reference operator[](const charT* n) const;
template <class charT, class Traits, class A>
const_reference operator[](const std::basic_string<charT, Traits, A>& n) const;
[*Effects]: Returns a reference to the [sub_match] object representing the character
sequence that matched marked sub-expression /n/. If `n == 0` then returns a
@ -222,6 +302,19 @@ matched the whole regular expression. If /n/ is out of range, or if /n/ is an
unmatched sub-expression, then returns a [sub_match] object whose matched
member is false.
The overloads that accept a string, return a reference to the [sub_match]
object representing the character sequence that matched the named sub-expression /n/.
In the event that there is no such named sub-expression then returns a [sub_match] object whose matched
member is false.
The template overloads of this function, allow the string and\/or character type
to be different from the character type of the underlying sequence and\/or regular expression:
in this case the characters will be widened to the underlying character type of the original regular expression.
A compiler error will occur if the argument passes a wider character type than the underlying sequence.
These overloads allow a normal narrow character C string literal to be used as an argument, even when
the underlying character type of the expression being matched may be something more exotic such as a
Unicode character type.
[#boost_regex.match_results.prefix]

View File

@ -12,7 +12,7 @@
The Perl regular expression syntax is based on that used by the
programming language Perl . Perl regular expressions are the
default behavior in Boost.Regex or you can pass the flag `perl` to the
default behavior in Boost.Regex or you can pass the flag =perl= to the
[basic_regex] constructor, for example:
// e1 is a case sensitive Perl regular expression:
@ -34,9 +34,9 @@ The single character '.' when used outside of a character set will match
any single character except:
* The NULL character when the [link boost_regex.ref.match_flag_type flag
`match_not_dot_null`] is passed to the matching algorithms.
=match_not_dot_null=] is passed to the matching algorithms.
* The newline character when the [link boost_regex.ref.match_flag_type
flag `match_not_dot_newline`] is passed to
flag =match_not_dot_newline=] is passed to
the matching algorithms.
[h4 Anchors]
@ -47,7 +47,7 @@ A '$' character shall match the end of a line.
[h4 Marked sub-expressions]
A section beginning `(` and ending `)` acts as a marked sub-expression.
A section beginning =(= and ending =)= acts as a marked sub-expression.
Whatever matched the sub-expression is split out in a separate field by
the matching algorithms. Marked sub-expressions can also repeated, or
referred to by a back-reference.
@ -58,23 +58,23 @@ A marked sub-expression is useful to lexically group part of a regular
expression, but has the side-effect of spitting out an extra field in
the result. As an alternative you can lexically group part of a
regular expression, without generating a marked sub-expression by using
`(?:` and `)` , for example `(?:ab)+` will repeat `ab` without splitting
=(?:= and =)= , for example =(?:ab)+= will repeat =ab= without splitting
out any separate sub-expressions.
[h4 Repeats]
Any atom (a single character, a marked sub-expression, or a character class)
can be repeated with the `*`, `+`, `?`, and `{}` operators.
can be repeated with the =*=, =+=, =?=, and ={}= operators.
The `*` operator will match the preceding atom zero or more times,
for example the expression `a*b` will match any of the following:
The =*= operator will match the preceding atom zero or more times,
for example the expression =a*b= will match any of the following:
b
ab
aaaaaaaab
The `+` operator will match the preceding atom one or more times, for
example the expression `a+b` will match any of the following:
The =+= operator will match the preceding atom one or more times, for
example the expression =a+b= will match any of the following:
ab
aaaaaaaab
@ -83,7 +83,7 @@ But will not match:
b
The `?` operator will match the preceding atom zero or one times, for
The =?= operator will match the preceding atom zero or one times, for
example the expression ca?b will match any of the following:
cb
@ -95,11 +95,11 @@ But will not match:
An atom can also be repeated with a bounded repeat:
`a{n}` Matches 'a' repeated exactly n times.
=a{n}= Matches 'a' repeated exactly n times.
`a{n,}` Matches 'a' repeated n or more times.
=a{n,}= Matches 'a' repeated n or more times.
`a{n, m}` Matches 'a' repeated between n and m times inclusive.
=a{n, m}= Matches 'a' repeated between n and m times inclusive.
For example:
@ -120,7 +120,7 @@ be repeated, for example:
a(*)
Will raise an error, as there is nothing for the `*` operator to be applied to.
Will raise an error, as there is nothing for the =*= operator to be applied to.
[h4 Non greedy repeats]
@ -128,21 +128,38 @@ The normal repeat operators are "greedy", that is to say they will consume as
much input as possible. There are non-greedy versions available that will
consume as little input as possible while still producing a match.
`*?` Matches the previous atom zero or more times, while consuming as little
=*?= Matches the previous atom zero or more times, while consuming as little
input as possible.
`+?` Matches the previous atom one or more times, while consuming as
=+?= Matches the previous atom one or more times, while consuming as
little input as possible.
`??` Matches the previous atom zero or one times, while consuming
=??= Matches the previous atom zero or one times, while consuming
as little input as possible.
`{n,}?` Matches the previous atom n or more times, while consuming as
={n,}?= Matches the previous atom n or more times, while consuming as
little input as possible.
`{n,m}?` Matches the previous atom between n and m times, while
={n,m}?= Matches the previous atom between n and m times, while
consuming as little input as possible.
[h4 Pocessive repeats]
By default when a repeated patten does not match then the engine will backtrack until
a match is found. However, this behaviour can sometime be undesireable so there are
also "pocessive" repeats: these match as much as possible and do not then allow
backtracking if the rest of the expression fails to match.
=*+= Matches the previous atom zero or more times, while giving nothing back.
=++= Matches the previous atom one or more times, while giving nothing back.
=?+= Matches the previous atom zero or one times, while giving nothing back.
={n,}+= Matches the previous atom n or more times, while giving nothing back.
={n,m}+= Matches the previous atom between n and m times, while giving nothing back.
[h4 Back references]
An escape character followed by a digit /n/, where /n/ is in the range 1-9,
@ -158,27 +175,42 @@ Will match the string:
But not the string:
aaabba
You can also use the \g escape for the same function, for example:
[table
[[Escape][Meaning]]
[[=\g1=][Match whatever matched sub-expression 1]]
[[=\g{1}=][Match whatever matched sub-expression 1: this form allows for safer
parsing of the expression in cases like =\g{1}2= or for indexes higher than 9 as in =\g{1234}=]]
[[=\g-1=][Match whatever matched the last opened sub-expression]]
[[=\g{-2}=][Match whatever matched the last but one opened sub-expression]]
[[=\g{one}=][Match whatever matched the sub-expression named "one"]]
]
Finally the \k escape can be used to refer to named subexpressions, for example [^\k<two>] will match
whatever matched the subexpression named "two".
[h4 Alternation]
The `|` operator will match either of its arguments, so for example:
`abc|def` will match either "abc" or "def".
The =|= operator will match either of its arguments, so for example:
=abc|def= will match either "abc" or "def".
Parenthesis can be used to group alternations, for example: `ab(d|ef)`
Parenthesis can be used to group alternations, for example: =ab(d|ef)=
will match either of "abd" or "abef".
Empty alternatives are not allowed (these are almost always a mistake), but
if you really want an empty alternative use `(?:)` as a placeholder, for example:
if you really want an empty alternative use =(?:)= as a placeholder, for example:
`|abc` is not a valid expression, but
=|abc= is not a valid expression, but
`(?:)|abc` is and is equivalent, also the expression:
=(?:)|abc= is and is equivalent, also the expression:
`(?:abc)??` has exactly the same effect.
=(?:abc)??= has exactly the same effect.
[h4 Character sets]
A character set is a bracket-expression starting with `[` and ending with `]`,
A character set is a bracket-expression starting with =[= and ending with =]=,
it defines a set of characters, and matches any single character that is a
member of that set.
@ -186,35 +218,35 @@ A bracket expression may contain any combination of the following:
[h5 Single characters]
For example `[abc]`, will match any of the characters 'a', 'b', or 'c'.
For example =[abc]=, will match any of the characters 'a', 'b', or 'c'.
[h5 Character ranges]
For example `[a-c]` will match any single character in the range 'a' to 'c'.
For example =[a-c]= will match any single character in the range 'a' to 'c'.
By default, for Perl regular expressions, a character x is within the
range y to z, if the code point of the character lies within the codepoints of
the endpoints of the range. Alternatively, if you set the
[link boost_regex.ref.syntax_option_type.syntax_option_type_perl `collate` flag]
[link boost_regex.ref.syntax_option_type.syntax_option_type_perl =collate= flag]
when constructing the regular expression, then ranges are locale sensitive.
[h5 Negation]
If the bracket-expression begins with the ^ character, then it matches the
complement of the characters it contains, for example `[^a-c]` matches
any character that is not in the range `a-c`.
complement of the characters it contains, for example =[^a-c]= matches
any character that is not in the range =a-c=.
[h5 Character classes]
An expression of the form `[[:name:]]` matches the named character class
"name", for example `[[:lower:]]` matches any lower case character.
An expression of the form [^\[\[:name:\]\]] matches the named character class
"name", for example [^\[\[:lower:\]\]] matches any lower case character.
See [link boost_regex.syntax.character_classes character class names].
[h5 Collating Elements]
An expression of the form `[[.col.]` matches the collating element /col/.
An expression of the form [^\[\[.col.\]\]] matches the collating element /col/.
A collating element is any single character, or any sequence of characters
that collates as a single unit. Collating elements may also be used
as the end point of a range, for example: `[[.ae.]-c]` matches the
as the end point of a range, for example: [^\[\[.ae.\]-c\]] matches the
character sequence "ae", plus any single character in the range "ae"-c,
assuming that "ae" is treated as a single collating element in the current locale.
@ -223,11 +255,11 @@ As an extension, a collating element may also be specified via it's
[[.NUL.]]
matches a `\0` character.
matches a =\0= character.
[h5 Equivalence classes]
An expression of the form `[[=col=]]`, matches any character or collating element
An expression of the form [^\[\[\=col\=\]\]], matches any character or collating element
whose primary sort key is the same as that for collating element /col/, as with
collating elements the name /col/ may be a
[link boost_regex.syntax.collating_names symbolic name]. A primary sort key is
@ -250,7 +282,7 @@ that is either a "digit", /or/ is /not/ a "word" character.
[h5 Combinations]
All of the above can be combined in one character set declaration, for example:
`[[:digit:]a-c[.NUL.]]`.
[^\[\[:digit:\]a-c\[.NUL.\]\]].
[h4 Escapes]
@ -260,24 +292,24 @@ The following escape sequences are all synonyms for single characters:
[table
[[Escape][Character]]
[[`\a`][`\a`]]
[[`\e`][`0x1B`]]
[[`\f`][`\f`]]
[[`\n`][`\n`]]
[[`\r`][`\r`]]
[[`\t`][`\t`]]
[[`\v `][`\v`]]
[[`\b`][`\b` (but only inside a character class declaration).]]
[[`\cX`][An ASCII escape sequence - the character whose code point is X % 32]]
[[`\xdd`][A hexadecimal escape sequence - matches the single character whose
[[=\a=][=\a=]]
[[=\e=][=0x1B=]]
[[=\f=][=\f=]]
[[=\n=][=\n=]]
[[=\r=][=\r=]]
[[=\t=][=\t=]]
[[=\v=][=\v=]]
[[=\b=][=\b= (but only inside a character class declaration).]]
[[=\cX=][An ASCII escape sequence - the character whose code point is X % 32]]
[[=\xdd=][A hexadecimal escape sequence - matches the single character whose
code point is 0xdd.]]
[[`\x{dddd}`][A hexadecimal escape sequence - matches the single character whose
[[=\x{dddd}=][A hexadecimal escape sequence - matches the single character whose
code point is 0xdddd.]]
[[`\0ddd`][An octal escape sequence - matches the single character whose
[[=\0ddd=][An octal escape sequence - matches the single character whose
code point is 0ddd.]]
[[`\N{name}`][Matches the single character which has the
[[=\N{name}=][Matches the single character which has the
[link boost_regex.syntax.collating_names symbolic name] /name/.
For example `\N{newline}` matches the single character \\n.]]
For example =\N{newline}= matches the single character \\n.]]
]
[h5 "Single character" character classes:]
@ -296,11 +328,15 @@ The following are supported by default:
[[`\s`][`[[:space:]]`]]
[[`\u`][`[[:upper:]]`]]
[[`\w`][`[[:word:]]`]]
[[`\h`][Horizontal whitespace]]
[[`\v`][Vertical whitespace]]
[[`\D`][`[^[:digit:]]`]]
[[`\L`][`[^[:lower:]]`]]
[[`\S`][`[^[:space:]]`]]
[[`\U`][`[^[:upper:]]`]]
[[`\W`][`[^[:word:]]`]]
[[`\H`][Not Horizontal whitespace]]
[[`\V`][Not Vertical whitespace]]
]
[h5 Character Properties]
@ -316,19 +352,19 @@ to the [link boost_regex.syntax.character_classes names used in character classe
[[`\P{Name}`][Matches any character that does not have the property Name.][`[^[:Name:]]`]]
]
For example `\pd` matches any "digit" character, as does `\p{digit}`.
For example =\pd= matches any "digit" character, as does =\p{digit}=.
[h5 Word Boundaries]
The following escape sequences match the boundaries of words:
`\<` Matches the start of a word.
=\<= Matches the start of a word.
`\>` Matches the end of a word.
=\>= Matches the end of a word.
`\b` Matches a word boundary (the start or end of a word).
=\b= Matches a word boundary (the start or end of a word).
`\B` Matches only when not at a word boundary.
=\B= Matches only when not at a word boundary.
[h5 Buffer boundaries]
@ -345,30 +381,44 @@ context is the whole of the input text that is being matched against
\\z Matches at the end of a buffer only (the same as \\').
\\Z Matches an optional sequence of newlines at the end of a buffer:
equivalent to the regular expression `\n*\z`
equivalent to the regular expression =\n*\z=
[h5 Continuation Escape]
The sequence `\G` matches only at the end of the last match found, or at
The sequence =\G= matches only at the end of the last match found, or at
the start of the text being matched if no previous match was found.
This escape useful if you're iterating over the matches contained within a
text, and you want each subsequence match to start where the last one ended.
[h5 Quoting escape]
The escape sequence `\Q` begins a "quoted sequence": all the subsequent characters
The escape sequence =\Q= begins a "quoted sequence": all the subsequent characters
are treated as literals, until either the end of the regular expression or \\E
is found. For example the expression: `\Q\*+\Ea+` would match either of:
is found. For example the expression: =\Q\*+\Ea+= would match either of:
\*+a
\*+aaa
[h5 Unicode escapes]
`\C` Matches a single code point: in Boost regex this has exactly the
=\C= Matches a single code point: in Boost regex this has exactly the
same effect as a "." operator.
`\X` Matches a combining character sequence: that is any non-combining
=\X= Matches a combining character sequence: that is any non-combining
character followed by a sequence of zero or more combining characters.
[h5 Matching Line Endings]
The escape sequence =\R= matches any line ending character sequence, specifically it is identical to
the expression [^(?>\x0D\x0A?|\[\x0A-\x0C\x85\x{2028}\x{2029}\])].
[h5 Keeping back some text]
=\K= Resets the start location of $0 to the current text position: in other words everything to the
left of \K is "kept back" and does not form part of the regular expression match. $` is updated
accordingly.
For example =foo\Kbar= matched against the text "foobar" would return the match "bar" for $0 and "foo"
for $`. This can be used to simulate variable width lookbehind assertions.
[h5 Any other escape]
@ -377,31 +427,62 @@ Any other escape sequence matches the character that is escaped, for example
[h4 Perl Extended Patterns]
Perl-specific extensions to the regular expression syntax all start with `(?`.
Perl-specific extensions to the regular expression syntax all start with =(?=.
[h5 Named Subexpressions]
You can create a named subexpression using:
(?<NAME>expression)
Which can be then be refered to by the name /NAME/. Alternatively you can delimit the name
using 'NAME' as in:
(?'NAME'expression)
These named subexpressions can be refered to in a backreference using either [^\g{NAME}] or [^\k<NAME>]
and can also be refered to by name in a [perl_format] format string for search and replace operations, or in the
[match_results] member functions.
[h5 Comments]
`(?# ... )` is treated as a comment, it's contents are ignored.
=(?# ... )= is treated as a comment, it's contents are ignored.
[h5 Modifiers]
`(?imsx-imsx ... )` alters which of the perl modifiers are in effect within
=(?imsx-imsx ... )= alters which of the perl modifiers are in effect within
the pattern, changes take effect from the point that the block is first seen
and extend to any enclosing `)`. Letters before a '-' turn that perl
and extend to any enclosing =)=. Letters before a '-' turn that perl
modifier on, letters afterward, turn it off.
`(?imsx-imsx:pattern)` applies the specified modifiers to pattern only.
=(?imsx-imsx:pattern)= applies the specified modifiers to pattern only.
[h5 Non-marking groups]
`(?:pattern)` lexically groups pattern, without generating an additional
=(?:pattern)= lexically groups pattern, without generating an additional
sub-expression.
[h5 Branch reset]
=(?|pattern)= resets the subexpression count at the start of each "|" alternative within /pattern/.
The sub-expression count following this construct is that of whichever branch had the largest number of
sub-expressions. This construct is useful when you want to capture one of a number of alternative matches
in a single sub-expression index.
In the following example the index of each sub-expression is shown below the expression:
[pre
# before ---------------branch-reset----------- after
/ ( a ) (?| x ( y ) z | (p (q) r) | (t) u (v) ) ( z ) /x
# 1 2 2 3 2 3 4
]
[h5 Lookahead]
`(?=pattern)` consumes zero characters, only if pattern matches.
[^(?=pattern)] consumes zero characters, only if pattern matches.
`(?!pattern)` consumes zero characters, only if pattern does not match.
=(?!pattern)= consumes zero characters, only if pattern does not match.
Lookahead is typically used to create the logical AND of two regular
expressions, for example if a password must contain a lower case letter,
@ -414,17 +495,17 @@ could be used to validate the password.
[h5 Lookbehind]
`(?<=pattern)` consumes zero characters, only if pattern could be matched
[^(?<=pattern)] consumes zero characters, only if pattern could be matched
against the characters preceding the current position (pattern must be
of fixed length).
`(?<!pattern)` consumes zero characters, only if pattern could not be
=(?<!pattern)= consumes zero characters, only if pattern could not be
matched against the characters preceding the current position (pattern must
be of fixed length).
[h5 Independent sub-expressions]
`(?>pattern)` /pattern/ is matched independently of the surrounding patterns,
=(?>pattern)= /pattern/ is matched independently of the surrounding patterns,
the expression will never backtrack into /pattern/. Independent sub-expressions
are typically used to improve performance; only the best possible match
for pattern will be considered, if this doesn't allow the expression as a
@ -432,10 +513,10 @@ whole to match then no match is found at all.
[h5 Conditional Expressions]
`(?(condition)yes-pattern|no-pattern)` attempts to match /yes-pattern/ if
=(?(condition)yes-pattern|no-pattern)= attempts to match /yes-pattern/ if
the /condition/ is true, otherwise attempts to match /no-pattern/.
`(?(condition)yes-pattern)` attempts to match /yes-pattern/ if the /condition/
=(?(condition)yes-pattern)= attempts to match /yes-pattern/ if the /condition/
is true, otherwise fails.
/condition/ may be either a forward lookahead assert, or the index of
@ -447,10 +528,10 @@ has been matched).
The order of precedence for of operators is as follows:
# Collation-related bracket symbols `[==] [::] [..]`
# Escaped characters `\`
# Escaped characters =\=
# Character set (bracket expression) `[]`
# Grouping `()`
# Single-character-ERE duplication `* + ? {m,n}`
# Grouping =()=
# Single-character-ERE duplication =* + ? {m,n}=
# Concatenation
# Anchoring ^$
# Alternation |
@ -469,42 +550,42 @@ with individual elements matched as follows;
[table
[[Construct][What gets matched]]
[[`AtomA AtomB`][Locates the best match for /AtomA/ that has a following match for /AtomB/.]]
[[`Expression1 | Expression2`][If /Expresion1/ can be matched then returns that match,
[[=AtomA AtomB=][Locates the best match for /AtomA/ that has a following match for /AtomB/.]]
[[=Expression1 | Expression2=][If /Expresion1/ can be matched then returns that match,
otherwise attempts to match /Expression2/.]]
[[`S{N}`][Matches /S/ repeated exactly N times.]]
[[`S{N,M}`][Matches S repeated between N and M times, and as many times as possible.]]
[[`S{N,M}?`][Matches S repeated between N and M times, and as few times as possible.]]
[[`S?, S*, S+`][The same as `S{0,1}`, `S{0,UINT_MAX}`, `S{1,UINT_MAX}` respectively.]]
[[`S??, S*?, S+?`][The same as `S{0,1}?`, `S{0,UINT_MAX}?`, `S{1,UINT_MAX}?` respectively.]]
[[`(?>S)`][Matches the best match for /S/, and only that.]]
[[`(?=S), (?<=S)`][Matches only the best match for /S/ (this is only
[[=S{N}=][Matches /S/ repeated exactly N times.]]
[[=S{N,M}=][Matches S repeated between N and M times, and as many times as possible.]]
[[=S{N,M}?=][Matches S repeated between N and M times, and as few times as possible.]]
[[=S?, S*, S+=][The same as =S{0,1}=, =S{0,UINT_MAX}=, =S{1,UINT_MAX}= respectively.]]
[[=S??, S*?, S+?=][The same as =S{0,1}?=, =S{0,UINT_MAX}?=, =S{1,UINT_MAX}?= respectively.]]
[[=(?>S)=][Matches the best match for /S/, and only that.]]
[[[^(?=S), (?<=S)]][Matches only the best match for /S/ (this is only
visible if there are capturing parenthesis within /S/).]]
[[`(?!S), (?<!S)`][Considers only whether a match for S exists or not.]]
[[`(?(condition)yes-pattern | no-pattern)`][If condition is true, then
[[=(?!S), (?<!S)=][Considers only whether a match for S exists or not.]]
[[=(?(condition)yes-pattern | no-pattern)=][If condition is true, then
only yes-pattern is considered, otherwise only no-pattern is considered.]]
]
[h3 Variations]
The [link boost_regex.ref.syntax_option_type.syntax_option_type_perl options `normal`,
`ECMAScript`, `JavaScript` and `JScript`] are all synonyms for
`perl`.
The [link boost_regex.ref.syntax_option_type.syntax_option_type_perl options =normal=,
=ECMAScript=, =JavaScript= and =JScript=] are all synonyms for
=perl=.
[h3 Options]
There are a [link boost_regex.ref.syntax_option_type.syntax_option_type_perl
variety of flags] that may be combined with the `perl` option when
variety of flags] that may be combined with the =perl= option when
constructing the regular expression, in particular note that the
`newline_alt` option alters the syntax, while the `collate`, `nosubs` and
`icase` options modify how the case and locale sensitivity are to be applied.
=newline_alt= option alters the syntax, while the =collate=, =nosubs= and
=icase= options modify how the case and locale sensitivity are to be applied.
[h3 Pattern Modifiers]
The perl `smix` modifiers can either be applied using a `(?smix-smix)`
The perl =smix= modifiers can either be applied using a =(?smix-smix)=
prefix to the regular expression, or with one of the
[link boost_regex.ref.syntax_option_type.syntax_option_type_perl regex-compile time
flags `no_mod_m`, `mod_x`, `mod_s`, and `no_mod_s`].
flags =no_mod_m=, =mod_x=, =mod_s=, and =no_mod_s=].
[h3 References]

View File

@ -844,6 +844,42 @@ struct BoostRegexConcept
m_string = m_char + m_sub;
ignore_unused_variable_warning(m_string);
// Named sub-expressions:
m_sub = m_cresults[&m_char];
ignore_unused_variable_warning(m_sub);
m_sub = m_cresults[m_string];
ignore_unused_variable_warning(m_sub);
m_sub = m_cresults[""];
ignore_unused_variable_warning(m_sub);
m_sub = m_cresults[std::string("")];
ignore_unused_variable_warning(m_sub);
m_string = m_cresults.str(&m_char);
ignore_unused_variable_warning(m_string);
m_string = m_cresults.str(m_string);
ignore_unused_variable_warning(m_string);
m_string = m_cresults.str("");
ignore_unused_variable_warning(m_string);
m_string = m_cresults.str(std::string(""));
ignore_unused_variable_warning(m_string);
typename match_results_type::difference_type diff;
diff = m_cresults.length(&m_char);
ignore_unused_variable_warning(diff);
diff = m_cresults.length(m_string);
ignore_unused_variable_warning(diff);
diff = m_cresults.length("");
ignore_unused_variable_warning(diff);
diff = m_cresults.length(std::string(""));
ignore_unused_variable_warning(diff);
diff = m_cresults.position(&m_char);
ignore_unused_variable_warning(diff);
diff = m_cresults.position(m_string);
ignore_unused_variable_warning(diff);
diff = m_cresults.position("");
ignore_unused_variable_warning(diff);
diff = m_cresults.position(std::string(""));
ignore_unused_variable_warning(diff);
#ifndef BOOST_NO_STD_LOCALE
m_stream << m_sub;
m_stream << m_cresults;

View File

@ -184,7 +184,9 @@ private:
offset_underscore = U_CHAR_CATEGORY_COUNT+3,
offset_unicode = U_CHAR_CATEGORY_COUNT+4,
offset_any = U_CHAR_CATEGORY_COUNT+5,
offset_ascii = U_CHAR_CATEGORY_COUNT+6
offset_ascii = U_CHAR_CATEGORY_COUNT+6,
offset_horizontal = U_CHAR_CATEGORY_COUNT+7,
offset_vertical = U_CHAR_CATEGORY_COUNT+8
};
//
@ -197,6 +199,8 @@ private:
static const char_class_type mask_unicode;
static const char_class_type mask_any;
static const char_class_type mask_ascii;
static const char_class_type mask_horizontal;
static const char_class_type mask_vertical;
static char_class_type lookup_icu_mask(const ::UChar32* p1, const ::UChar32* p2);

View File

@ -19,6 +19,8 @@
#ifndef BOOST_REGEX_V4_BASIC_REGEX_HPP
#define BOOST_REGEX_V4_BASIC_REGEX_HPP
#include <boost/type_traits/is_same.hpp>
#ifdef BOOST_MSVC
#pragma warning(push)
#pragma warning(disable: 4103)
@ -44,12 +46,127 @@ namespace re_detail{
template <class charT, class traits>
class basic_regex_parser;
template <class I>
void bubble_down_one(I first, I last)
{
if(first != last)
{
I next = last - 1;
while((next != first) && !(*(next-1) < *next))
{
(next-1)->swap(*next);
--next;
}
}
}
//
// Class named_subexpressions
// Contains information about named subexpressions within the regex.
//
template <class charT>
class named_subexpressions_base
{
public:
virtual int get_id(const charT* i, const charT* j) = 0;
#ifdef __GNUC__
// warning supression:
virtual ~named_subexpressions_base(){}
#endif
};
template <class charT>
class named_subexpressions : public named_subexpressions_base<charT>
{
struct name
{
name(const charT* i, const charT* j, int idx)
: n(i, j), index(idx) {}
std::vector<charT> n;
int index;
bool operator < (const name& other)const
{
return std::lexicographical_compare(n.begin(), n.end(), other.n.begin(), other.n.end());
}
bool operator == (const name& other)const
{
return n == other.n;
}
void swap(name& other)
{
n.swap(other.n);
std::swap(index, other.index);
}
};
public:
named_subexpressions(){}
void set_name(const charT* i, const charT* j, int index)
{
m_sub_names.push_back(name(i, j, index));
bubble_down_one(m_sub_names.begin(), m_sub_names.end());
}
int get_id(const charT* i, const charT* j)
{
name t(i, j, 0);
typename std::vector<name>::const_iterator pos = std::lower_bound(m_sub_names.begin(), m_sub_names.end(), t);
if((pos != m_sub_names.end()) && (*pos == t))
{
return pos->index;
}
return -1;
}
private:
std::vector<name> m_sub_names;
};
template <class charT, class Other>
class named_subexpressions_converter : public named_subexpressions_base<charT>
{
boost::shared_ptr<named_subexpressions<Other> > m_converter;
public:
named_subexpressions_converter(boost::shared_ptr<named_subexpressions<Other> > s)
: m_converter(s) {}
virtual int get_id(const charT* i, const charT* j)
{
if(i == j)
return -1;
std::vector<Other> v;
while(i != j)
{
v.push_back(*i);
++i;
}
return m_converter->get_id(&v[0], &v[0] + v.size());
}
};
template <class To>
inline boost::shared_ptr<named_subexpressions_base<To> > convert_to_named_subs_imp(
boost::shared_ptr<named_subexpressions<To> > s,
boost::integral_constant<bool,true> const&)
{
return s;
}
template <class To, class From>
inline boost::shared_ptr<named_subexpressions_base<To> > convert_to_named_subs_imp(
boost::shared_ptr<named_subexpressions<From> > s,
boost::integral_constant<bool,false> const&)
{
return boost::shared_ptr<named_subexpressions_converter<To, From> >(new named_subexpressions_converter<To, From>(s));
}
template <class To, class From>
inline boost::shared_ptr<named_subexpressions_base<To> > convert_to_named_subs(
boost::shared_ptr<named_subexpressions<From> > s)
{
typedef typename boost::is_same<To, From>::type tag_type;
return convert_to_named_subs_imp<To>(s, tag_type());
}
//
// class regex_data:
// represents the data we wish to expose to the matching algorithms.
//
template <class charT, class traits>
struct regex_data
struct regex_data : public named_subexpressions<charT>
{
typedef regex_constants::syntax_option_type flag_type;
typedef std::size_t size_type;
@ -520,6 +637,10 @@ public:
BOOST_ASSERT(0 != m_pimpl.get());
return m_pimpl->get_data();
}
boost::shared_ptr<re_detail::named_subexpressions<charT> > get_named_subs()const
{
return m_pimpl;
}
private:
shared_ptr<re_detail::basic_regex_implementation<charT, traits> > m_pimpl;

View File

@ -78,6 +78,8 @@ private:
const charT* m_end; // the end of the string being parsed
const charT* m_position; // our current parser position
unsigned m_mark_count; // how many sub-expressions we have
int m_mark_reset; // used to indicate that we're inside a (?|...) block.
unsigned m_max_mark; // largest mark count seen inside a (?|...) block.
std::ptrdiff_t m_paren_start; // where the last seen ')' began (where repeats are inserted).
std::ptrdiff_t m_alt_insert_point; // where to insert the next alternative
bool m_has_case_change; // true if somewhere in the current block the case has changed
@ -96,7 +98,7 @@ private:
template <class charT, class traits>
basic_regex_parser<charT, traits>::basic_regex_parser(regex_data<charT, traits>* data)
: basic_regex_creator<charT, traits>(data), m_mark_count(0), m_paren_start(0), m_alt_insert_point(0), m_has_case_change(false)
: basic_regex_creator<charT, traits>(data), m_mark_count(0), m_mark_reset(-1), m_max_mark(0), m_paren_start(0), m_alt_insert_point(0), m_has_case_change(false)
{
}
@ -610,6 +612,7 @@ bool basic_regex_parser<charT, traits>::parse_extended_escape()
// fall through:
case regex_constants::escape_type_class:
{
escape_type_class_jump:
typedef typename traits::char_class_type mask_type;
mask_type m = this->m_traits.lookup_classname(m_position, m_position+1);
if(m != 0)
@ -719,7 +722,102 @@ bool basic_regex_parser<charT, traits>::parse_extended_escape()
return true;
}
fail(regex_constants::error_ctype, m_position - m_base);
return false;
}
case regex_constants::escape_type_reset_start_mark:
if(0 == (this->flags() & (regbase::main_option_type | regbase::no_perl_ex)))
{
re_brace* pb = static_cast<re_brace*>(this->append_state(syntax_element_startmark, sizeof(re_brace)));
pb->index = -5;
this->m_pdata->m_data.align();
++m_position;
return true;
}
goto escape_type_class_jump;
case regex_constants::escape_type_line_ending:
if(0 == (this->flags() & (regbase::main_option_type | regbase::no_perl_ex)))
{
const charT* e = get_escape_R_string<charT>();
const charT* old_position = m_position;
const charT* old_end = m_end;
const charT* old_base = m_base;
m_position = e;
m_base = e;
m_end = e + traits::length(e);
bool r = parse_all();
m_position = ++old_position;
m_end = old_end;
m_base = old_base;
return r;
}
goto escape_type_class_jump;
case regex_constants::escape_type_extended_backref:
if(0 == (this->flags() & (regbase::main_option_type | regbase::no_perl_ex)))
{
bool have_brace = false;
bool negative = false;
if(++m_position == m_end)
{
fail(regex_constants::error_escape, m_position - m_base);
return false;
}
// maybe have \g{ddd}
if(this->m_traits.syntax_type(*m_position) == regex_constants::syntax_open_brace)
{
if(++m_position == m_end)
{
fail(regex_constants::error_escape, m_position - m_base);
return false;
}
have_brace = true;
}
negative = (*m_position == static_cast<charT>('-'));
if((negative) && (++m_position == m_end))
{
fail(regex_constants::error_escape, m_position - m_base);
return false;
}
const charT* pc = m_position;
int i = this->m_traits.toi(pc, m_end, 10);
if(i < 0)
{
// Check for a named capture:
const charT* base = m_position;
while((m_position != m_end) && (this->m_traits.syntax_type(*m_position) != regex_constants::syntax_close_brace))
++m_position;
i = this->m_pdata->get_id(base, m_position);
pc = m_position;
}
if(negative)
i = 1 + m_mark_count - i;
if((i > 0) && (this->m_backrefs & (1u << (i-1))))
{
m_position = pc;
re_brace* pb = static_cast<re_brace*>(this->append_state(syntax_element_backref, sizeof(re_brace)));
pb->index = i;
}
else
{
fail(regex_constants::error_backref, m_position - m_end);
return false;
}
m_position = pc;
if(have_brace)
{
if((m_position == m_end) || (this->m_traits.syntax_type(*m_position) != regex_constants::syntax_close_brace))
{
fail(regex_constants::error_escape, m_position - m_base);
return false;
}
++m_position;
}
return true;
}
goto escape_type_class_jump;
case regex_constants::escape_type_control_v:
if(0 == (this->flags() & (regbase::main_option_type | regbase::no_perl_ex)))
goto escape_type_class_jump;
// fallthrough:
default:
this->append_literal(unescape_character());
break;
@ -747,6 +845,7 @@ template <class charT, class traits>
bool basic_regex_parser<charT, traits>::parse_repeat(std::size_t low, std::size_t high)
{
bool greedy = true;
bool pocessive = false;
std::size_t insert_point;
//
// when we get to here we may have a non-greedy ? mark still to come:
@ -758,12 +857,19 @@ bool basic_regex_parser<charT, traits>::parse_repeat(std::size_t low, std::size_
)
)
{
// OK we have a perl regex, check for a '?':
// OK we have a perl or emacs regex, check for a '?':
if(this->m_traits.syntax_type(*m_position) == regex_constants::syntax_question)
{
greedy = false;
++m_position;
}
// for perl regexes only check for pocessive ++ repeats.
if((0 == (this->flags() & regbase::main_option_type))
&& (this->m_traits.syntax_type(*m_position) == regex_constants::syntax_plus))
{
pocessive = true;
++m_position;
}
}
if(0 == this->m_last_state)
{
@ -832,6 +938,20 @@ bool basic_regex_parser<charT, traits>::parse_repeat(std::size_t low, std::size_
// now fill in the alt jump for the repeat:
rep = static_cast<re_repeat*>(this->getaddress(rep_off));
rep->alt.i = this->m_pdata->m_data.size() - rep_off;
//
// If the repeat is pocessive then bracket the repeat with a (?>...)
// independent sub-expression construct:
//
if(pocessive)
{
re_brace* pb = static_cast<re_brace*>(this->insert_state(insert_point, syntax_element_startmark, sizeof(re_brace)));
pb->index = -3;
re_jump* jmp = static_cast<re_jump*>(this->insert_state(insert_point + sizeof(re_brace), syntax_element_jump, sizeof(re_jump)));
this->m_pdata->m_data.align();
jmp->alt.i = this->m_pdata->m_data.size() - this->getoffset(jmp);
pb = static_cast<re_brace*>(this->append_state(syntax_element_endmark, sizeof(re_brace)));
pb->index = -3;
}
return true;
}
@ -954,6 +1074,14 @@ bool basic_regex_parser<charT, traits>::parse_alt()
fail(regex_constants::error_empty, this->m_position - this->m_base);
return false;
}
//
// Reset mark count if required:
//
if(m_max_mark < m_mark_count)
m_max_mark = m_mark_count;
if(m_mark_reset >= 0)
m_mark_count = m_mark_reset;
++m_position;
//
// we need to append a trailing jump:
@ -1472,7 +1600,7 @@ charT basic_regex_parser<charT, traits>::unescape_character()
int i = this->m_traits.toi(m_position, m_end, 16);
if((m_position == m_end)
|| (i < 0)
|| ((std::numeric_limits<charT>::is_specialized) && (charT(i) > (std::numeric_limits<charT>::max)()))
|| ((std::numeric_limits<charT>::is_specialized) && (i > (int)(std::numeric_limits<charT>::max)()))
|| (this->m_traits.syntax_type(*m_position) != regex_constants::syntax_close_brace))
{
fail(regex_constants::error_badbrace, m_position - m_base);
@ -1675,11 +1803,17 @@ bool basic_regex_parser<charT, traits>::parse_perl_extension()
regex_constants::syntax_option_type old_flags = this->flags();
bool old_case_change = m_has_case_change;
m_has_case_change = false;
charT name_delim;
int mark_reset = m_mark_reset;
m_mark_reset = -1;
//
// select the actual extension used:
//
switch(this->m_traits.syntax_type(*m_position))
{
case regex_constants::syntax_or:
m_mark_reset = m_mark_count;
// fall through:
case regex_constants::syntax_colon:
//
// a non-capturing mark:
@ -1716,8 +1850,10 @@ bool basic_regex_parser<charT, traits>::parse_perl_extension()
pb->index = markid = -1;
else
{
fail(regex_constants::error_badrepeat, m_position - m_base);
return false;
// Probably a named capture which also starts (?< :
name_delim = '>';
--m_position;
goto named_capture_jump;
}
++m_position;
jump_offset = this->getoffset(this->append_state(syntax_element_jump, sizeof(re_jump)));
@ -1794,7 +1930,7 @@ bool basic_regex_parser<charT, traits>::parse_perl_extension()
if((this->m_traits.syntax_type(*m_position) != regex_constants::syntax_equal)
&& (this->m_traits.syntax_type(*m_position) != regex_constants::syntax_not))
{
fail(regex_constants::error_badrepeat, m_position - m_base);
fail(regex_constants::error_paren, m_position - m_base);
return false;
}
m_position -= 2;
@ -1805,6 +1941,40 @@ bool basic_regex_parser<charT, traits>::parse_perl_extension()
case regex_constants::syntax_close_mark:
fail(regex_constants::error_badrepeat, m_position - m_base);
return false;
case regex_constants::escape_type_end_buffer:
{
name_delim = *m_position;
named_capture_jump:
markid = 0;
if(0 == (this->flags() & regbase::nosubs))
{
markid = ++m_mark_count;
#ifndef BOOST_NO_STD_DISTANCE
if(this->flags() & regbase::save_subexpression_location)
this->m_pdata->m_subs.push_back(std::pair<std::size_t, std::size_t>(std::distance(m_base, m_position) - 2, 0));
#else
if(this->flags() & regbase::save_subexpression_location)
this->m_pdata->m_subs.push_back(std::pair<std::size_t, std::size_t>((m_position - m_base) - 2, 0));
#endif
}
pb->index = markid;
const charT* base = ++m_position;
if(m_position == m_end)
{
fail(regex_constants::error_paren, m_position - m_base);
return false;
}
while((m_position != m_end) && (*m_position != name_delim))
++m_position;
if(m_position == m_end)
{
fail(regex_constants::error_paren, m_position - m_base);
return false;
}
this->m_pdata->set_name(base, m_position, markid);
++m_position;
break;
}
default:
//
// lets assume that we have a (?imsx) group and try and parse it:
@ -1934,6 +2104,31 @@ bool basic_regex_parser<charT, traits>::parse_perl_extension()
// and the case change data:
//
m_has_case_change = old_case_change;
//
// And the mark_reset data:
//
if(m_max_mark > m_mark_count)
{
m_mark_count = m_max_mark;
}
m_mark_reset = mark_reset;
if(markid > 0)
{
#ifndef BOOST_NO_STD_DISTANCE
if(this->flags() & regbase::save_subexpression_location)
this->m_pdata->m_subs.at(markid - 1).second = std::distance(m_base, m_position) - 1;
#else
if(this->flags() & regbase::save_subexpression_location)
this->m_pdata->m_subs.at(markid - 1).second = (m_position - m_base) - 1;
#endif
//
// allow backrefs to this mark:
//
if((markid > 0) && (markid < (int)(sizeof(unsigned) * CHAR_BIT)))
this->m_backrefs |= 1u << (markid - 1);
}
return true;
}

View File

@ -394,7 +394,9 @@ enum
char_class_graph=char_class_alnum|char_class_punct,
char_class_blank=1<<9,
char_class_word=1<<10,
char_class_unicode=1<<11
char_class_unicode=1<<11,
char_class_horizontal_space=1<<12,
char_class_vertical_space=1<<13
};
#endif
@ -413,6 +415,8 @@ public:
BOOST_STATIC_CONSTANT(char_class_type, mask_blank = 1u << 24);
BOOST_STATIC_CONSTANT(char_class_type, mask_word = 1u << 25);
BOOST_STATIC_CONSTANT(char_class_type, mask_unicode = 1u << 26);
BOOST_STATIC_CONSTANT(char_class_type, mask_horizontal = 1u << 27);
BOOST_STATIC_CONSTANT(char_class_type, mask_vertical = 1u << 28);
#endif
typedef std::basic_string<charT> string_type;
@ -477,6 +481,10 @@ template <class charT>
typename cpp_regex_traits_implementation<charT>::char_class_type const cpp_regex_traits_implementation<charT>::mask_word;
template <class charT>
typename cpp_regex_traits_implementation<charT>::char_class_type const cpp_regex_traits_implementation<charT>::mask_unicode;
template <class charT>
typename cpp_regex_traits_implementation<charT>::char_class_type const cpp_regex_traits_implementation<charT>::mask_vertical;
template <class charT>
typename cpp_regex_traits_implementation<charT>::char_class_type const cpp_regex_traits_implementation<charT>::mask_horizontal;
#endif
#endif
@ -688,18 +696,20 @@ void cpp_regex_traits_implementation<charT>::init()
// Custom class names:
//
#ifndef BOOST_REGEX_BUGGY_CTYPE_FACET
static const char_class_type masks[14] =
static const char_class_type masks[16] =
{
std::ctype<charT>::alnum,
std::ctype<charT>::alpha,
std::ctype<charT>::cntrl,
std::ctype<charT>::digit,
std::ctype<charT>::graph,
cpp_regex_traits_implementation<charT>::mask_horizontal,
std::ctype<charT>::lower,
std::ctype<charT>::print,
std::ctype<charT>::punct,
std::ctype<charT>::space,
std::ctype<charT>::upper,
cpp_regex_traits_implementation<charT>::mask_vertical,
std::ctype<charT>::xdigit,
cpp_regex_traits_implementation<charT>::mask_blank,
cpp_regex_traits_implementation<charT>::mask_word,
@ -713,11 +723,13 @@ void cpp_regex_traits_implementation<charT>::init()
::boost::re_detail::char_class_cntrl,
::boost::re_detail::char_class_digit,
::boost::re_detail::char_class_graph,
::boost::re_detail::char_class_horizontal_space,
::boost::re_detail::char_class_lower,
::boost::re_detail::char_class_print,
::boost::re_detail::char_class_punct,
::boost::re_detail::char_class_space,
::boost::re_detail::char_class_upper,
::boost::re_detail::char_class_vertical_space,
::boost::re_detail::char_class_xdigit,
::boost::re_detail::char_class_blank,
::boost::re_detail::char_class_word,
@ -744,7 +756,7 @@ typename cpp_regex_traits_implementation<charT>::char_class_type
cpp_regex_traits_implementation<charT>::lookup_classname_imp(const charT* p1, const charT* p2) const
{
#ifndef BOOST_REGEX_BUGGY_CTYPE_FACET
static const char_class_type masks[20] =
static const char_class_type masks[22] =
{
0,
std::ctype<char>::alnum,
@ -754,6 +766,7 @@ typename cpp_regex_traits_implementation<charT>::char_class_type
std::ctype<char>::digit,
std::ctype<char>::digit,
std::ctype<char>::graph,
cpp_regex_traits_implementation<charT>::mask_horizontal,
std::ctype<char>::lower,
std::ctype<char>::lower,
std::ctype<char>::print,
@ -763,12 +776,13 @@ typename cpp_regex_traits_implementation<charT>::char_class_type
std::ctype<char>::upper,
cpp_regex_traits_implementation<charT>::mask_unicode,
std::ctype<char>::upper,
cpp_regex_traits_implementation<charT>::mask_vertical,
std::ctype<char>::alnum | cpp_regex_traits_implementation<charT>::mask_word,
std::ctype<char>::alnum | cpp_regex_traits_implementation<charT>::mask_word,
std::ctype<char>::xdigit,
};
#else
static const char_class_type masks[20] =
static const char_class_type masks[22] =
{
0,
::boost::re_detail::char_class_alnum,
@ -778,6 +792,7 @@ typename cpp_regex_traits_implementation<charT>::char_class_type
::boost::re_detail::char_class_digit,
::boost::re_detail::char_class_digit,
::boost::re_detail::char_class_graph,
::boost::re_detail::char_class_horizontal_space,
::boost::re_detail::char_class_lower,
::boost::re_detail::char_class_lower,
::boost::re_detail::char_class_print,
@ -787,6 +802,7 @@ typename cpp_regex_traits_implementation<charT>::char_class_type
::boost::re_detail::char_class_upper,
::boost::re_detail::char_class_unicode,
::boost::re_detail::char_class_upper,
::boost::re_detail::char_class_vertical_space,
::boost::re_detail::char_class_alnum | ::boost::re_detail::char_class_word,
::boost::re_detail::char_class_alnum | ::boost::re_detail::char_class_word,
::boost::re_detail::char_class_xdigit,
@ -820,7 +836,9 @@ bool cpp_regex_traits_implementation<charT>::isctype(const charT c, char_class_t
|| ((mask & ::boost::re_detail::char_class_xdigit) && (m_pctype->is(std::ctype<charT>::xdigit, c)))
|| ((mask & ::boost::re_detail::char_class_blank) && (m_pctype->is(std::ctype<charT>::space, c)) && !::boost::re_detail::is_separator(c))
|| ((mask & ::boost::re_detail::char_class_word) && (c == '_'))
|| ((mask & ::boost::re_detail::char_class_unicode) && ::boost::re_detail::is_extended(c));
|| ((mask & ::boost::re_detail::char_class_unicode) && ::boost::re_detail::is_extended(c))
|| ((mask & ::boost::re_detail::char_class_vertical) && (is_separator(c) || (c == '\v')))
|| ((mask & ::boost::re_detail::char_class_horizontal) && m_pctype->is(std::ctype<charT>::space, c) && !(is_separator(c) || (c == '\v')));
}
#endif
@ -930,6 +948,12 @@ public:
&& m_pimpl->m_pctype->is(std::ctype<charT>::space, c)
&& !re_detail::is_separator(c))
return true;
else if((f & re_detail::cpp_regex_traits_implementation<charT>::mask_vertical)
&& (::boost::re_detail::is_separator(c) || (c == '\v')))
return true;
else if((f & re_detail::cpp_regex_traits_implementation<charT>::mask_horizontal)
&& this->isctype(c, std::ctype<charT>::space) && !this->isctype(c, re_detail::cpp_regex_traits_implementation<charT>::mask_vertical))
return true;
return false;
#else
return m_pimpl->isctype(c, f);

View File

@ -36,6 +36,13 @@ namespace boost{
#pragma warning(disable : 4251 4231 4660)
#endif
namespace re_detail{
template <class charT>
class named_subexpressions;
}
template <class BidiIterator, class Allocator>
class match_results
{
@ -62,13 +69,14 @@ public:
typedef typename re_detail::regex_iterator_traits<
BidiIterator>::value_type char_type;
typedef std::basic_string<char_type> string_type;
typedef re_detail::named_subexpressions_base<char_type> named_sub_type;
// construct/copy/destroy:
explicit match_results(const Allocator& a = Allocator())
#ifndef BOOST_NO_STD_ALLOCATOR
: m_subs(a), m_base() {}
: m_subs(a), m_base(), m_last_closed_paren(0) {}
#else
: m_subs(), m_base() { (void)a; }
: m_subs(), m_base(), m_last_closed_paren(0) { (void)a; }
#endif
match_results(const match_results& m)
: m_subs(m.m_subs), m_base(m.m_base) {}
@ -95,6 +103,24 @@ public:
return m_subs[sub].length();
return 0;
}
difference_type length(const char_type* sub) const
{
const char_type* end = sub;
while(*end) ++end;
return length(named_subexpression_index(sub, end));
}
template <class charT>
difference_type length(const charT* sub) const
{
const charT* end = sub;
while(*end) ++end;
return length(named_subexpression_index(sub, end));
}
template <class charT, class Traits, class A>
difference_type length(const std::basic_string<charT, Traits, A>& sub) const
{
return length(sub.c_str());
}
difference_type position(size_type sub = 0) const
{
sub += 2;
@ -108,6 +134,24 @@ public:
}
return ~static_cast<difference_type>(0);
}
difference_type position(const char_type* sub) const
{
const char_type* end = sub;
while(*end) ++end;
return position(named_subexpression_index(sub, end));
}
template <class charT>
difference_type position(const charT* sub) const
{
const charT* end = sub;
while(*end) ++end;
return position(named_subexpression_index(sub, end));
}
template <class charT, class Traits, class A>
difference_type position(const std::basic_string<charT, Traits, A>& sub) const
{
return position(sub.c_str());
}
string_type str(int sub = 0) const
{
sub += 2;
@ -122,6 +166,25 @@ public:
}
return result;
}
string_type str(const char_type* sub) const
{
return (*this)[sub].str();
}
template <class Traits, class A>
string_type str(const std::basic_string<char_type, Traits, A>& sub) const
{
return (*this)[sub].str();
}
template <class charT>
string_type str(const charT* sub) const
{
return (*this)[sub].str();
}
template <class charT, class Traits, class A>
string_type str(const std::basic_string<charT, Traits, A>& sub) const
{
return (*this)[sub].str();
}
const_reference operator[](int sub) const
{
sub += 2;
@ -131,6 +194,75 @@ public:
}
return m_null;
}
//
// Named sub-expressions:
//
const_reference named_subexpression(const char_type* i, const char_type* j) const
{
int index = m_named_subs->get_id(i, j);
return index > 0 ? (*this)[index] : m_null;
}
template <class charT>
const_reference named_subexpression(const charT* i, const charT* j) const
{
BOOST_STATIC_ASSERT(sizeof(charT) <= sizeof(char_type));
if(i == j)
return m_null;
std::vector<char_type> s;
while(i != j)
s.insert(s.end(), *i++);
return named_subexpression(&*s.begin(), &*s.begin() + s.size());
}
int named_subexpression_index(const char_type* i, const char_type* j) const
{
int index = m_named_subs->get_id(i, j);
return index > 0 ? index : -20;
}
template <class charT>
int named_subexpression_index(const charT* i, const charT* j) const
{
BOOST_STATIC_ASSERT(sizeof(charT) <= sizeof(char_type));
if(i == j)
return -20;
std::vector<char_type> s;
while(i != j)
s.insert(s.end(), *i++);
return named_subexpression_index(&*s.begin(), &*s.begin() + s.size());
}
template <class Traits, class A>
const_reference operator[](const std::basic_string<char_type, Traits, A>& s) const
{
return named_subexpression(s.c_str(), s.c_str() + s.size());
}
const_reference operator[](const char_type* p) const
{
const char_type* e = p;
while(*e) ++e;
return named_subexpression(p, e);
}
template <class charT>
const_reference operator[](const charT* p) const
{
BOOST_STATIC_ASSERT(sizeof(charT) <= sizeof(char_type));
if(*p == 0)
return m_null;
std::vector<char_type> s;
while(*p)
s.insert(s.end(), *p++);
return named_subexpression(&*s.begin(), &*s.begin() + s.size());
}
template <class charT, class Traits, class A>
const_reference operator[](const std::basic_string<charT, Traits, A>& ns) const
{
BOOST_STATIC_ASSERT(sizeof(charT) <= sizeof(char_type));
if(ns.empty())
return m_null;
std::vector<char_type> s;
for(unsigned i = 0; i < ns.size(); ++i)
s.insert(s.end(), ns[i]);
return named_subexpression(&*s.begin(), &*s.begin() + s.size());
}
const_reference prefix() const
{
@ -186,6 +318,10 @@ public:
::boost::re_detail::regex_format_imp(i, *this, fmt.data(), fmt.data() + fmt.size(), flags, re.get_traits());
return result;
}
const_reference get_last_closed_paren()const
{
return m_last_closed_paren == 0 ? m_null : (*this)[m_last_closed_paren];
}
allocator_type get_allocator() const
{
@ -230,13 +366,15 @@ public:
m_null.matched = false;
}
void BOOST_REGEX_CALL set_second(BidiIterator i, size_type pos, bool m = true)
void BOOST_REGEX_CALL set_second(BidiIterator i, size_type pos, bool m = true, bool escape_k = false)
{
if(pos)
m_last_closed_paren = pos;
pos += 2;
BOOST_ASSERT(m_subs.size() > pos);
m_subs[pos].second = i;
m_subs[pos].matched = m;
if(pos == 2)
if((pos == 2) && !escape_k)
{
m_subs[0].first = i;
m_subs[0].matched = (m_subs[0].first != m_subs[0].second);
@ -261,6 +399,7 @@ public:
m_subs.insert(m_subs.end(), n+2-len, v);
}
m_subs[1].first = i;
m_last_closed_paren = 0;
}
void BOOST_REGEX_CALL set_base(BidiIterator pos)
{
@ -284,21 +423,34 @@ public:
m_subs[n].matched = false;
}
}
void BOOST_REGEX_CALL set_first(BidiIterator i, size_type pos)
void BOOST_REGEX_CALL set_first(BidiIterator i, size_type pos, bool escape_k = false)
{
BOOST_ASSERT(pos+2 < m_subs.size());
if(pos)
if(pos || escape_k)
{
m_subs[pos+2].first = i;
if(escape_k)
{
m_subs[1].second = i;
m_subs[1].matched = (m_subs[1].first != m_subs[1].second);
}
}
else
set_first(i);
}
void BOOST_REGEX_CALL maybe_assign(const match_results<BidiIterator, Allocator>& m);
void BOOST_REGEX_CALL set_named_subs(boost::shared_ptr<named_sub_type> subs)
{
m_named_subs = subs;
}
private:
vector_type m_subs; // subexpressions
BidiIterator m_base; // where the search started from
sub_match<BidiIterator> m_null; // a null match
boost::shared_ptr<named_sub_type> m_named_subs;
int m_last_closed_paren;
};
template <class BidiIterator, class Allocator>

View File

@ -200,12 +200,13 @@ bool perl_matcher<BidiIterator, Allocator, traits>::match_imp()
m_match_flags |= regex_constants::match_all;
m_presult->set_size((m_match_flags & match_nosubs) ? 1 : re.mark_count(), search_base, last);
m_presult->set_base(base);
m_presult->set_named_subs(re_detail::convert_to_named_subs<typename match_results<BidiIterator>::char_type>(this->re.get_named_subs()));
if(m_match_flags & match_posix)
m_result = *m_presult;
verify_options(re.flags(), m_match_flags);
if(0 == match_prefix())
return false;
return m_result[0].second == last;
return (m_result[0].second == last) && (m_result[0].first == base);
#if defined(BOOST_REGEX_NON_RECURSIVE) && !defined(BOOST_NO_EXCEPTIONS)
}
@ -261,6 +262,7 @@ bool perl_matcher<BidiIterator, Allocator, traits>::find_imp()
pstate = re.get_first_state();
m_presult->set_size((m_match_flags & match_nosubs) ? 1 : re.mark_count(), base, last);
m_presult->set_base(base);
m_presult->set_named_subs(re_detail::convert_to_named_subs<typename match_results<BidiIterator>::char_type>(this->re.get_named_subs()));
m_match_flags |= regex_constants::match_init;
}
else

View File

@ -213,7 +213,7 @@ void perl_matcher<BidiIterator, Allocator, traits>::extend_stack()
template <class BidiIterator, class Allocator, class traits>
inline void perl_matcher<BidiIterator, Allocator, traits>::push_matched_paren(int index, const sub_match<BidiIterator>& sub)
{
BOOST_ASSERT(index);
//BOOST_ASSERT(index);
saved_matched_paren<BidiIterator>* pmp = static_cast<saved_matched_paren<BidiIterator>*>(m_backup_state);
--pmp;
if(pmp < m_stack_base)
@ -404,6 +404,13 @@ bool perl_matcher<BidiIterator, Allocator, traits>::match_startmark()
break;
}
}
case -5:
{
push_matched_paren(0, (*m_presult)[0]);
m_presult->set_first(position, 0, true);
pstate = pstate->next.p;
break;
}
default:
{
BOOST_ASSERT(index > 0);
@ -911,8 +918,8 @@ bool perl_matcher<BidiIterator, Allocator, traits>::unwind_paren(bool have_match
// restore previous values if no match was found:
if(have_match == false)
{
m_presult->set_first(pmp->sub.first, pmp->index);
m_presult->set_second(pmp->sub.second, pmp->index, pmp->sub.matched);
m_presult->set_first(pmp->sub.first, pmp->index, pmp->index == 0);
m_presult->set_second(pmp->sub.second, pmp->index, pmp->sub.matched, pmp->index == 0);
}
#ifdef BOOST_REGEX_MATCH_EXTRA
//

View File

@ -51,8 +51,8 @@ public:
template <class A>
void restore(match_results<BidiIterator, A>& w)
{
w.set_first(sub.first, index);
w.set_second(sub.second, index, sub.matched);
w.set_first(sub.first, index, index == 0);
w.set_second(sub.second, index, sub.matched, index == 0);
}
const sub_match<BidiIterator>& get() { return sub; }
};
@ -209,6 +209,17 @@ bool perl_matcher<BidiIterator, Allocator, traits>::match_startmark()
break;
}
}
case -5:
{
// Reset start of $0, since we have a \K escape
backup_subex<BidiIterator> sub(*m_presult, 0);
m_presult->set_first(position, 0, true);
pstate = pstate->next.p;
r = match_all_states();
if(r == false)
sub.restore(*m_presult);
break;
}
default:
{
BOOST_ASSERT(index > 0);

View File

@ -107,6 +107,7 @@ private:
void format_escape();
void format_conditional();
void format_until_scope_end();
bool handle_perl_verb(bool have_brace);
const traits& m_traits; // the traits class for localised formatting operations
const Results& m_results; // the match_results being used.
@ -250,6 +251,25 @@ void basic_regex_formatter<OutputIterator, Results, traits>::format_perl()
case '$':
put(*m_position++);
break;
case '+':
if((++m_position != m_end) && (*m_position == '{'))
{
const char_type* base = ++m_position;
while((m_position != m_end) && (*m_position != '}')) ++m_position;
if(m_position != m_end)
{
// Named sub-expression:
put(this->m_results.named_subexpression(base, m_position));
++m_position;
break;
}
else
{
m_position = --base;
}
}
put((this->m_results)[this->m_results.size() > 1 ? this->m_results.size() - 1 : 1]);
break;
case '{':
have_brace = true;
++m_position;
@ -258,14 +278,18 @@ void basic_regex_formatter<OutputIterator, Results, traits>::format_perl()
// see if we have a number:
{
std::ptrdiff_t len = ::boost::re_detail::distance(m_position, m_end);
len = (std::min)(static_cast<std::ptrdiff_t>(2), len);
//len = (std::min)(static_cast<std::ptrdiff_t>(2), len);
int v = m_traits.toi(m_position, m_position + len, 10);
if((v < 0) || (have_brace && ((m_position == m_end) || (*m_position != '}'))))
{
// leave the $ as is, and carry on:
m_position = --save_position;
put(*m_position);
++m_position;
// Look for a Perl-5.10 verb:
if(!handle_perl_verb(have_brace))
{
// leave the $ as is, and carry on:
m_position = --save_position;
put(*m_position);
++m_position;
}
break;
}
// otherwise output sub v:
@ -276,6 +300,123 @@ void basic_regex_formatter<OutputIterator, Results, traits>::format_perl()
}
}
template <class OutputIterator, class Results, class traits>
bool basic_regex_formatter<OutputIterator, Results, traits>::handle_perl_verb(bool have_brace)
{
//
// We may have a capitalised string containing a Perl action:
//
static const char_type MATCH[] = { 'M', 'A', 'T', 'C', 'H' };
static const char_type PREMATCH[] = { 'P', 'R', 'E', 'M', 'A', 'T', 'C', 'H' };
static const char_type POSTMATCH[] = { 'P', 'O', 'S', 'T', 'M', 'A', 'T', 'C', 'H' };
static const char_type LAST_PAREN_MATCH[] = { 'L', 'A', 'S', 'T', '_', 'P', 'A', 'R', 'E', 'N', '_', 'M', 'A', 'T', 'C', 'H' };
static const char_type LAST_SUBMATCH_RESULT[] = { 'L', 'A', 'S', 'T', '_', 'S', 'U', 'B', 'M', 'A', 'T', 'C', 'H', '_', 'R', 'E', 'S', 'U', 'L', 'T' };
static const char_type LAST_SUBMATCH_RESULT_ALT[] = { '^', 'N' };
if(have_brace && (*m_position == '^'))
++m_position;
int max_len = m_end - m_position;
if((max_len >= 5) && std::equal(m_position, m_position + 5, MATCH))
{
m_position += 5;
if(have_brace)
{
if(*m_position == '}')
++m_position;
else
{
m_position -= 5;
return false;
}
}
put(this->m_results[0]);
return true;
}
if((max_len >= 8) && std::equal(m_position, m_position + 8, PREMATCH))
{
m_position += 8;
if(have_brace)
{
if(*m_position == '}')
++m_position;
else
{
m_position -= 8;
return false;
}
}
put(this->m_results.prefix());
return true;
}
if((max_len >= 9) && std::equal(m_position, m_position + 9, POSTMATCH))
{
m_position += 9;
if(have_brace)
{
if(*m_position == '}')
++m_position;
else
{
m_position -= 9;
return false;
}
}
put(this->m_results.suffix());
return true;
}
if((max_len >= 16) && std::equal(m_position, m_position + 16, LAST_PAREN_MATCH))
{
m_position += 16;
if(have_brace)
{
if(*m_position == '}')
++m_position;
else
{
m_position -= 16;
return false;
}
}
put((this->m_results)[this->m_results.size() > 1 ? this->m_results.size() - 1 : 1]);
return true;
}
if((max_len >= 20) && std::equal(m_position, m_position + 20, LAST_SUBMATCH_RESULT))
{
m_position += 20;
if(have_brace)
{
if(*m_position == '}')
++m_position;
else
{
m_position -= 20;
return false;
}
}
put(this->m_results.get_last_closed_paren());
return true;
}
if((max_len >= 2) && std::equal(m_position, m_position + 2, LAST_SUBMATCH_RESULT_ALT))
{
m_position += 2;
if(have_brace)
{
if(*m_position == '}')
++m_position;
else
{
m_position -= 2;
return false;
}
}
put(this->m_results.get_last_closed_paren());
return true;
}
return false;
}
template <class OutputIterator, class Results, class traits>
void basic_regex_formatter<OutputIterator, Results, traits>::format_escape()
{
@ -440,9 +581,35 @@ void basic_regex_formatter<OutputIterator, Results, traits>::format_conditional(
put(static_cast<char_type>('?'));
return;
}
std::ptrdiff_t len = ::boost::re_detail::distance(m_position, m_end);
len = (std::min)(static_cast<std::ptrdiff_t>(2), len);
int v = m_traits.toi(m_position, m_position + len, 10);
int v;
if(*m_position == '{')
{
const char_type* base = m_position;
++m_position;
v = m_traits.toi(m_position, m_end, 10);
if(v < 0)
{
// Try a named subexpression:
while((m_position != m_end) && (*m_position != '}'))
++m_position;
v = m_results.named_subexpression_index(base + 1, m_position);
}
if((v < 0) || (*m_position != '}'))
{
m_position = base;
// oops trailing '?':
put(static_cast<char_type>('?'));
return;
}
// Skip trailing '}':
++m_position;
}
else
{
std::ptrdiff_t len = ::boost::re_detail::distance(m_position, m_end);
len = (std::min)(static_cast<std::ptrdiff_t>(2), len);
v = m_traits.toi(m_position, m_position + len, 10);
}
if(v < 0)
{
// oops not a number:

View File

@ -159,7 +159,7 @@ struct character_pointer_range
template <class charT>
int get_default_class_id(const charT* p1, const charT* p2)
{
static const charT data[72] = {
static const charT data[73] = {
'a', 'l', 'n', 'u', 'm',
'a', 'l', 'p', 'h', 'a',
'b', 'l', 'a', 'n', 'k',
@ -172,11 +172,12 @@ int get_default_class_id(const charT* p1, const charT* p2)
's', 'p', 'a', 'c', 'e',
'u', 'n', 'i', 'c', 'o', 'd', 'e',
'u', 'p', 'p', 'e', 'r',
'v',
'w', 'o', 'r', 'd',
'x', 'd', 'i', 'g', 'i', 't',
};
static const character_pointer_range<charT> ranges[19] =
static const character_pointer_range<charT> ranges[21] =
{
{data+0, data+5,}, // alnum
{data+5, data+10,}, // alpha
@ -185,6 +186,7 @@ int get_default_class_id(const charT* p1, const charT* p2)
{data+20, data+21,}, // d
{data+20, data+25,}, // digit
{data+25, data+30,}, // graph
{data+29, data+30,}, // h
{data+30, data+31,}, // l
{data+30, data+35,}, // lower
{data+35, data+40,}, // print
@ -194,9 +196,10 @@ int get_default_class_id(const charT* p1, const charT* p2)
{data+57, data+58,}, // u
{data+50, data+57,}, // unicode
{data+57, data+62,}, // upper
{data+62, data+63,}, // w
{data+62, data+66,}, // word
{data+66, data+72,}, // xdigit
{data+62, data+63,}, // v
{data+63, data+64,}, // w
{data+63, data+67,}, // word
{data+67, data+73,}, // xdigit
};
static const character_pointer_range<charT>* ranges_begin = ranges;
static const character_pointer_range<charT>* ranges_end = ranges + (sizeof(ranges)/sizeof(ranges[0]));
@ -314,6 +317,43 @@ int global_toi(const charT*& p1, const charT* p2, int radix, const traits& t)
return result;
}
template <class charT>
inline const charT* get_escape_R_string()
{
#ifdef BOOST_MSVC
# pragma warning(push)
# pragma warning(disable:4309)
#endif
static const charT e1[] = { '(', '?', '>', '\x0D', '\x0A', '?',
'|', '[', '\x0A', '\x0B', '\x0C', '\x85', '\\', 'x', '{', '2', '0', '2', '8', '}',
'\\', 'x', '{', '2', '0', '2', '9', '}', ']', ')', '\0' };
static const charT e2[] = { '(', '?', '>', '\x0D', '\x0A', '?',
'|', '[', '\x0A', '\x0B', '\x0C', '\x85', ']', ')', '\0' };
charT c = static_cast<charT>(0x2029u);
bool b = (static_cast<unsigned>(c) == 0x2029u);
return (b ? e1 : e2);
#ifdef BOOST_MSVC
# pragma warning(pop)
#endif
}
template <>
inline const char* get_escape_R_string<char>()
{
#ifdef BOOST_MSVC
# pragma warning(push)
# pragma warning(disable:4309)
#endif
static const char e2[] = { '(', '?', '>', '\x0D', '\x0A', '?',
'|', '[', '\x0A', '\x0B', '\x0C', '\x85', ']', ')', '\0' };
return e2;
#ifdef BOOST_MSVC
# pragma warning(pop)
#endif
}
} // re_detail
} // boost

View File

@ -92,8 +92,11 @@ static const escape_syntax_type escape_type_G = 52; /
static const escape_syntax_type escape_type_property = 54; // for \p
static const escape_syntax_type escape_type_not_property = 55; // for \P
static const escape_syntax_type escape_type_named_char = 56; // for \N
static const escape_syntax_type escape_type_extended_backref = 57; // for \g
static const escape_syntax_type escape_type_reset_start_mark = 58; // for \K
static const escape_syntax_type escape_type_line_ending = 59; // for \R
static const escape_syntax_type syntax_max = 57;
static const escape_syntax_type syntax_max = 60;
}
}

View File

@ -294,6 +294,8 @@ public:
typedef typename w32_regex_traits<charT>::char_class_type char_class_type;
BOOST_STATIC_CONSTANT(char_class_type, mask_word = 0x0400); // must be C1_DEFINED << 1
BOOST_STATIC_CONSTANT(char_class_type, mask_unicode = 0x0800); // must be C1_DEFINED << 2
BOOST_STATIC_CONSTANT(char_class_type, mask_horizontal = 0x1000); // must be C1_DEFINED << 3
BOOST_STATIC_CONSTANT(char_class_type, mask_vertical = 0x2000); // must be C1_DEFINED << 4
BOOST_STATIC_CONSTANT(char_class_type, mask_base = 0x3ff); // all the masks used by the CT_CTYPE1 group
typedef std::basic_string<charT> string_type;
@ -510,7 +512,7 @@ template <class charT>
typename w32_regex_traits_implementation<charT>::char_class_type
w32_regex_traits_implementation<charT>::lookup_classname_imp(const charT* p1, const charT* p2) const
{
static const char_class_type masks[20] =
static const char_class_type masks[22] =
{
0,
0x0104u, // C1_ALPHA | C1_DIGIT
@ -520,6 +522,7 @@ typename w32_regex_traits_implementation<charT>::char_class_type
0x0004u, // C1_DIGIT
0x0004u, // C1_DIGIT
(~(0x0020u|0x0008u|0x0040) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE or C1_BLANK
w32_regex_traits_implementation<charT>::mask_horizontal,
0x0002u, // C1_LOWER
0x0002u, // C1_LOWER
(~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
@ -529,6 +532,7 @@ typename w32_regex_traits_implementation<charT>::char_class_type
0x0001u, // C1_UPPER
w32_regex_traits_implementation<charT>::mask_unicode,
0x0001u, // C1_UPPER
w32_regex_traits_implementation<charT>::mask_vertical,
0x0104u | w32_regex_traits_implementation<charT>::mask_word,
0x0104u | w32_regex_traits_implementation<charT>::mask_word,
0x0080u, // C1_XDIGIT
@ -628,6 +632,12 @@ public:
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_word) && (c == '_'))
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_vertical)
&& (::boost::re_detail::is_separator(c) || (c == '\v')))
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_horizontal)
&& this->isctype(c, 0x0008u) && !this->isctype(c, re_detail::w32_regex_traits_implementation<charT>::mask_vertical))
return true;
return false;
}
int toi(const charT*& p1, const charT* p2, int radix)const

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