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[SVN r67528]
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John Maddock
2011-01-01 12:27:00 +00:00
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@ -24,11 +24,11 @@
</div>
<div class="section" lang="en">
<div class="titlepage"><div><div><h3 class="title">
<a name="boost_regex.syntax.basic_syntax"></a><a class="link" href="basic_syntax.html" title="POSIX Basic Regular Expression Syntax"> POSIX Basic Regular
<a name="boost_regex.syntax.basic_syntax"></a><a class="link" href="basic_syntax.html" title="POSIX Basic Regular Expression Syntax">POSIX Basic Regular
Expression Syntax</a>
</h3></div></div></div>
<a name="boost_regex.syntax.basic_syntax.synopsis"></a><h4>
<a name="id920126"></a>
<a name="id994273"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.synopsis">Synopsis</a>
</h4>
<p>
@ -42,10 +42,8 @@
<span class="comment">// e2 a case insensitive POSIX-Basic expression:
</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">regex</span> <span class="identifier">e2</span><span class="special">(</span><span class="identifier">my_expression</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">regex</span><span class="special">::</span><span class="identifier">basic</span><span class="special">|</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">regex</span><span class="special">::</span><span class="identifier">icase</span><span class="special">);</span>
</pre>
<a name="boost_regex.posix_basic"></a><p>
</p>
<a name="boost_regex.syntax.basic_syntax.posix_basic_syntax"></a><h4>
<a name="id920322"></a>
<a name="boost_regex.posix_basic"></a><a name="boost_regex.syntax.basic_syntax.posix_basic_syntax"></a><h4>
<a name="id994465"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.posix_basic_syntax">POSIX
Basic Syntax</a>
</h4>
@ -55,7 +53,7 @@
</p>
<pre class="programlisting">.[\*^$</pre>
<a name="boost_regex.syntax.basic_syntax.wildcard_"></a><h5>
<a name="id920344"></a>
<a name="id994486"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.wildcard_">Wildcard:</a>
</h5>
<p>
@ -73,7 +71,7 @@
</li>
</ul></div>
<a name="boost_regex.syntax.basic_syntax.anchors_"></a><h5>
<a name="id920395"></a>
<a name="id994538"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.anchors_">Anchors:</a>
</h5>
<p>
@ -85,7 +83,7 @@
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="id920416"></a>
<a name="id994558"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.marked_sub_expressions_">Marked
sub-expressions:</a>
</h5>
@ -97,7 +95,7 @@
by a back-reference.
</p>
<a name="boost_regex.syntax.basic_syntax.repeats_"></a><h5>
<a name="id920447"></a>
<a name="id994590"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.repeats_">Repeats:</a>
</h5>
<p>
@ -155,7 +153,7 @@ aaaa
to.
</p>
<a name="boost_regex.syntax.basic_syntax.back_references_"></a><h5>
<a name="id920611"></a>
<a name="id994754"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.back_references_">Back references:</a>
</h5>
<p>
@ -173,7 +171,7 @@ aaaa
</p>
<pre class="programlisting">aaabba</pre>
<a name="boost_regex.syntax.basic_syntax.character_sets_"></a><h5>
<a name="id920660"></a>
<a name="id994803"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.character_sets_">Character
sets:</a>
</h5>
@ -186,7 +184,7 @@ 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="id920681"></a>
<a name="id994824"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.single_characters_">Single
characters:</a>
</h6>
@ -195,7 +193,7 @@ aaaa
or 'c'.
</p>
<a name="boost_regex.syntax.basic_syntax.character_ranges_"></a><h6>
<a name="id920712"></a>
<a name="id994855"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.character_ranges_">Character
ranges:</a>
</h6>
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of the characters only.
</p>
<a name="boost_regex.syntax.basic_syntax.negation_"></a><h6>
<a name="id920768"></a>
<a name="id994911"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.negation_">Negation:</a>
</h6>
<p>
@ -220,7 +218,7 @@ aaaa
range a-c.
</p>
<a name="boost_regex.syntax.basic_syntax.character_classes_"></a><h6>
<a name="id920807"></a>
<a name="id994950"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.character_classes_">Character
classes:</a>
</h6>
@ -230,7 +228,7 @@ 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="id920858"></a>
<a name="id995001"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.collating_elements_">Collating
Elements:</a>
</h6>
@ -259,7 +257,7 @@ aaaa
element names</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.equivalence_classes_"></a><h6>
<a name="id920950"></a>
<a name="id995092"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.equivalence_classes_">Equivalence
classes:</a>
</h6>
@ -276,7 +274,7 @@ aaaa
or even all locales on one platform.
</p>
<a name="boost_regex.syntax.basic_syntax.combinations_"></a><h6>
<a name="id921007"></a>
<a name="id995150"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.combinations_">Combinations:</a>
</h6>
<p>
@ -284,7 +282,7 @@ 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="id921060"></a>
<a name="id995203"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.escapes">Escapes</a>
</h5>
<p>
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will match either a literal '\' or a '^'.
</p>
<a name="boost_regex.syntax.basic_syntax.what_gets_matched"></a><h4>
<a name="id921094"></a>
<a name="id995236"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.what_gets_matched">What Gets
Matched</a>
</h4>
@ -309,13 +307,11 @@ aaaa
rule</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.variations"></a><h4>
<a name="id921115"></a>
<a name="id995258"></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="id921136"></a>
<a name="boost_regex.grep_syntax"></a><a name="boost_regex.syntax.basic_syntax.grep"></a><h5>
<a name="id995275"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.grep">Grep</a>
</h5>
<p>
@ -333,7 +329,7 @@ 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="id921230"></a>
<a name="id995370"></a>
<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.emacs">emacs</a>
</h5>
<p>
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leftmost-longest rule</a>.
</p>
<a name="boost_regex.syntax.basic_syntax.options"></a><h4>
<a name="id921671"></a>
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<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.options">Options</a>
</h4>
<p>
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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="id921778"></a>
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<a class="link" href="basic_syntax.html#boost_regex.syntax.basic_syntax.references">References</a>
</h4>
<p>