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15
doc/counting_iterator.html
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@ -89,9 +89,9 @@ class counting_iterator
Incrementable m_inc; // exposition
};
</pre>
<p>If the <tt class="literal"><span class="pre">Diference</span></tt> argument is <tt class="literal"><span class="pre">use_default</span></tt> then the
<p>If the <tt class="literal"><span class="pre">Difference</span></tt> argument is <tt class="literal"><span class="pre">use_default</span></tt> then the
<tt class="literal"><span class="pre">difference_type</span></tt> member is an implementation defined signed
integral type.</p>
integral type. Otherwise <tt class="literal"><span class="pre">difference_type</span></tt> is <tt class="literal"><span class="pre">Difference</span></tt>.</p>
<p>If <tt class="literal"><span class="pre">CategoryOrTraversal</span></tt> is not <tt class="literal"><span class="pre">use_default</span></tt> then the member
<tt class="literal"><span class="pre">iterator_category</span></tt> is <tt class="literal"><span class="pre">CategoryOrTraversal</span></tt>. Otherwise, if
<tt class="literal"><span class="pre">Incrementable</span></tt> is a numeric type then <tt class="literal"><span class="pre">iterator_category</span></tt> is a
@ -101,7 +101,7 @@ type then <tt class="literal"><span class="pre">iterator_category</span></tt> is
<tt class="literal"><span class="pre">iterator_traversal&lt;Incrementable&gt;::type</span></tt>.</p>
<dl>
<dt>[<em>Note:</em> implementers are encouraged to provide an implementation of</dt>
<dd><tt class="literal"><span class="pre">distance_to</span></tt> and a <tt class="literal"><span class="pre">difference_type</span></tt> that avoids overflows in
<dd><tt class="literal"><span class="pre">operator-</span></tt> and a <tt class="literal"><span class="pre">difference_type</span></tt> that avoids overflows in
the cases when the <tt class="literal"><span class="pre">Incrementable</span></tt> type is a numeric type.]</dd>
</dl>
</div>
@ -149,7 +149,7 @@ operations.</p>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">A default constructed instance of <tt class="literal"><span class="pre">counting_iterator</span></tt>.</td>
<tr class="field"><th class="field-name">Effects:</th><td class="field-body">Default construct the member <tt class="literal"><span class="pre">m_inc</span></tt>.</td>
</tr>
</tbody>
</table>
@ -158,7 +158,7 @@ operations.</p>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">counting_iterator</span></tt> that is a copy of <tt class="literal"><span class="pre">rhs</span></tt>.</td>
<tr class="field"><th class="field-name">Effects:</th><td class="field-body">Construct member <tt class="literal"><span class="pre">m_inc</span></tt> from <tt class="literal"><span class="pre">rhs.m_inc</span></tt>.</td>
</tr>
</tbody>
</table>
@ -167,8 +167,7 @@ operations.</p>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">counting_iterator</span></tt> with <tt class="literal"><span class="pre">m_inc</span></tt>
constructed from <tt class="literal"><span class="pre">x</span></tt>.</td>
<tr class="field"><th class="field-name">Effects:</th><td class="field-body">Construct member <tt class="literal"><span class="pre">m_inc</span></tt> from <tt class="literal"><span class="pre">x</span></tt>.</td>
</tr>
</tbody>
</table>
@ -263,7 +262,7 @@ indirectly printing out the numbers from 0 to 7
<hr class="footer"/>
<div class="footer">
<a class="reference" href="counting_iterator.rst">View document source</a>.
Generated on: 2004-01-13 00:29 UTC.
Generated on: 2004-01-13 02:54 UTC.
Generated by <a class="reference" href="http://docutils.sourceforge.net/">Docutils</a> from <a class="reference" href="http://docutils.sourceforge.net/rst.html">reStructuredText</a> source.
</div>
</body>

145
doc/facade-and-adaptor.html
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@ -3,7 +3,7 @@
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="generator" content="Docutils 0.3.1: http://docutils.sourceforge.net/" />
<meta name="generator" content="Docutils 0.2.8: http://docutils.sourceforge.net/" />
<title>Iterator Facade and Adaptor</title>
<meta name="author" content="David Abrahams, Jeremy Siek, Thomas Witt" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab, University of Hanover Institute for Transport Railway Operation and Construction" />
@ -326,7 +326,7 @@ of the derived iterator type. These member functions are described
briefly below and in more detail in the iterator facade
requirements.</p>
<blockquote>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="44%" />
<col width="56%" />
@ -725,7 +725,7 @@ is a constant object of a random access traversal iterator type
interoperable with <tt class="literal"><span class="pre">X</span></tt>.</p>
<a class="target" id="core-operations" name="core-operations"></a><div class="topic">
<p class="topic-title"><tt class="literal"><span class="pre">iterator_facade</span></tt> Core Operations</p>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="19%" />
<col width="21%" />
@ -1497,51 +1497,11 @@ Iterator and Readable Iterator.</p>
</div>
<div class="section" id="reverse-iterator-models">
<h4><a class="toc-backref" href="#id49" name="reverse-iterator-models"><tt class="literal"><span class="pre">reverse_iterator</span></tt> models</a></h4>
<p>The concepts that <tt class="literal"><span class="pre">reverse_iterator</span></tt> models are dependent on what
concepts the <tt class="literal"><span class="pre">Iterator</span></tt> argument models, as specified in the
following tables.</p>
<table border class="table">
<colgroup>
<col width="48%" />
<col width="52%" />
</colgroup>
<thead valign="bottom">
<tr><th>If <tt class="literal"><span class="pre">Iterator</span></tt> models</th>
<th>then <tt class="literal"><span class="pre">reverse_iterator</span></tt> models</th>
</tr>
</thead>
<tbody valign="top">
<tr><td>Bidirectional Traversal Iterator</td>
<td>Bidirectional Traversal Iterator</td>
</tr>
<tr><td>Random Access Traversal Iterator</td>
<td>Random Access Traversal Iterator</td>
</tr>
</tbody>
</table>
<table border class="table">
<colgroup>
<col width="41%" />
<col width="59%" />
</colgroup>
<thead valign="bottom">
<tr><th>If <tt class="literal"><span class="pre">Iterator</span></tt> models</th>
<th>then <tt class="literal"><span class="pre">reverse_iterator</span></tt> models</th>
</tr>
</thead>
<tbody valign="top">
<tr><td>Readable Iterator</td>
<td>Readable Iterator</td>
</tr>
<tr><td>Writable Iterator</td>
<td>Writable Iterator</td>
</tr>
<tr><td>Lvalue Iterator</td>
<td>Lvalue Iterator</td>
</tr>
</tbody>
</table>
<table border class="table">
<p><tt class="literal"><span class="pre">reverse_iterator</span></tt> models the same standard traversal and access
iterator concepts that the <tt class="literal"><span class="pre">Iterator</span></tt> argument models. In addition,
<tt class="literal"><span class="pre">reverse_iterator</span></tt> models the old iterator concepts specified in the
following table, depnding on what the <tt class="literal"><span class="pre">Iterator</span></tt> argument models.</p>
<table class="table" frame="border" rules="all">
<colgroup>
<col width="62%" />
<col width="38%" />
@ -1734,7 +1694,7 @@ concept that is modeled by the <tt class="literal"><span class="pre">Iterator</s
<p>If <tt class="literal"><span class="pre">transform_iterator</span></tt> is a model of Readable Lvalue Iterator then
it models the following original iterator concepts depending on what
the <tt class="literal"><span class="pre">Iterator</span></tt> argument models.</p>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="51%" />
<col width="49%" />
@ -1858,15 +1818,15 @@ transform_iterator(
<div class="section" id="filter-iterator">
<h3><a class="toc-backref" href="#id56" name="filter-iterator">Filter iterator</a></h3>
<p>The filter iterator adaptor creates a view of an iterator range in
which some elements of the range are skipped over. A predicate
function object controls which elements are skipped. When the
predicate is applied to an element, if it returns <tt class="literal"><span class="pre">true</span></tt> then the
element is retained and if it returns <tt class="literal"><span class="pre">false</span></tt> then the element is
skipped over. When skipping over elements, it is necessary for the
filter adaptor to know when to stop so as to avoid going past the end
of the underlying range. Therefore the constructor of the filter
iterator takes two iterator parameters: the position for the filtered
iterator and the end of the range.</p>
which some elements of the range are skipped. A predicate function
object controls which elements are skipped. When the predicate is
applied to an element, if it returns <tt class="literal"><span class="pre">true</span></tt> then the element is
retained and if it returns <tt class="literal"><span class="pre">false</span></tt> then the element is skipped
over. When skipping over elements, it is necessary for the filter
adaptor to know when to stop so as to avoid going past the end of the
underlying range. A filter iterator is therefore constructed with pair
of iterators indicating the range of elements in the unfiltered
sequence to be traversed.</p>
<div class="section" id="class-template-filter-iterator">
<h4><a class="toc-backref" href="#id57" name="class-template-filter-iterator">Class template <tt class="literal"><span class="pre">filter_iterator</span></tt></a></h4>
<pre class="literal-block">
@ -1916,10 +1876,10 @@ Input Iterator.</p>
</div>
<div class="section" id="filter-iterator-models">
<h4><a class="toc-backref" href="#id59" name="filter-iterator-models"><tt class="literal"><span class="pre">filter_iterator</span></tt> models</a></h4>
<p>The concepts that <tt class="literal"><span class="pre">filter_iterator</span></tt> models are dependent on what
<p>The concepts that <tt class="literal"><span class="pre">filter_iterator</span></tt> models are dependent on which
concepts the <tt class="literal"><span class="pre">Iterator</span></tt> argument models, as specified in the
following tables.</p>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="33%" />
<col width="67%" />
@ -1938,7 +1898,7 @@ following tables.</p>
</tr>
</tbody>
</table>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="41%" />
<col width="59%" />
@ -1960,7 +1920,7 @@ following tables.</p>
</tr>
</tbody>
</table>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="63%" />
<col width="38%" />
@ -2095,9 +2055,9 @@ or <tt class="literal"><span class="pre">m_pred(*m_iter)</span> <span class="pre
</div>
<div class="section" id="counting-iterator">
<h3><a class="toc-backref" href="#id61" name="counting-iterator">Counting iterator</a></h3>
<p><tt class="literal"><span class="pre">counting_iterator</span></tt> adapts an incrementable type such as <tt class="literal"><span class="pre">int</span></tt>
or <tt class="literal"><span class="pre">std::list&lt;std::string&gt;::iterator</span></tt>, by adding an <tt class="literal"><span class="pre">operator*</span></tt>
that returns the current value of the object.</p>
<p><tt class="literal"><span class="pre">counting_iterator</span></tt> adapts an object by adding an <tt class="literal"><span class="pre">operator*</span></tt> that
returns the current value of the object. All other iterator operations
are forwarded to the adapted object.</p>
<div class="section" id="class-template-counting-iterator">
<h4><a class="toc-backref" href="#id62" name="class-template-counting-iterator">Class template <tt class="literal"><span class="pre">counting_iterator</span></tt></a></h4>
<pre class="literal-block">
@ -2126,15 +2086,19 @@ class counting_iterator
Incrementable m_inc; // exposition
};
</pre>
<p>If the <tt class="literal"><span class="pre">Diference</span></tt> argument is <tt class="literal"><span class="pre">use_default</span></tt> then the
<p>If the <tt class="literal"><span class="pre">Difference</span></tt> argument is <tt class="literal"><span class="pre">use_default</span></tt> then the
<tt class="literal"><span class="pre">difference_type</span></tt> member is an implementation defined signed
integral type.</p>
<p>The member <tt class="literal"><span class="pre">iterator_category</span></tt> is a type that satisfies the
requirements of the concepts modeled by the <tt class="literal"><span class="pre">counting_iterator</span></tt> as
specified in the models section.</p>
integral type. Otherwise <tt class="literal"><span class="pre">difference_type</span></tt> is <tt class="literal"><span class="pre">Difference</span></tt>.</p>
<p>If <tt class="literal"><span class="pre">CategoryOrTraversal</span></tt> is not <tt class="literal"><span class="pre">use_default</span></tt> then the member
<tt class="literal"><span class="pre">iterator_category</span></tt> is <tt class="literal"><span class="pre">CategoryOrTraversal</span></tt>. Otherwise, if
<tt class="literal"><span class="pre">Incrementable</span></tt> is a numeric type then <tt class="literal"><span class="pre">iterator_category</span></tt> is a
type convertible to <tt class="literal"><span class="pre">random_access_traversal_tag</span></tt> and
<tt class="literal"><span class="pre">random_access_iterator_tag</span></tt>. If <tt class="literal"><span class="pre">Incrementable</span></tt> is not a numeric
type then <tt class="literal"><span class="pre">iterator_category</span></tt> is
<tt class="literal"><span class="pre">iterator_traversal&lt;Incrementable&gt;::type</span></tt>.</p>
<dl>
<dt>[<em>Note:</em> implementers are encouraged to provide an implementation of</dt>
<dd><tt class="literal"><span class="pre">distance_to</span></tt> and a <tt class="literal"><span class="pre">difference_type</span></tt> that avoids overflows in
<dd><tt class="literal"><span class="pre">operator-</span></tt> and a <tt class="literal"><span class="pre">difference_type</span></tt> that avoids overflows in
the cases when the <tt class="literal"><span class="pre">Incrementable</span></tt> type is a numeric type.]</dd>
</dl>
</div>
@ -2142,27 +2106,22 @@ the cases when the <tt class="literal"><span class="pre">Incrementable</span></t
<h4><a class="toc-backref" href="#id63" name="counting-iterator-requirements"><tt class="literal"><span class="pre">counting_iterator</span></tt> requirements</a></h4>
<p>The <tt class="literal"><span class="pre">Incrementable</span></tt> type must be Default Constructible, Copy
Constructible, and Assignable.</p>
</div>
<div class="section" id="counting-iterator-models">
<h4><a class="toc-backref" href="#id64" name="counting-iterator-models"><tt class="literal"><span class="pre">counting_iterator</span></tt> models</a></h4>
<p><tt class="literal"><span class="pre">counting_iterator</span></tt> models Readable Lvalue Iterator.</p>
<p>Furthermore, if you wish to create a counting iterator that is a
Forward Traversal Iterator and also Forward Iterator, then the
following expressions must be valid:</p>
<p>If <tt class="literal"><span class="pre">iterator_category</span></tt> is convertible to <tt class="literal"><span class="pre">forward_iterator_tag</span></tt> or
<tt class="literal"><span class="pre">forward_traversal_tag</span></tt> then the following expressions must be valid:</p>
<pre class="literal-block">
Incrementable i, j;
++i // pre-increment
i == j // operator equal
</pre>
<p>If you wish to create a counting iterator that is a Bidirectional
Traversal Iterator and also Bidirectional Iterator, then pre-decrement
is also required:</p>
<p>If <tt class="literal"><span class="pre">iterator_category</span></tt> is convertible to
<tt class="literal"><span class="pre">bidirectional_iterator_tag</span></tt> or <tt class="literal"><span class="pre">bidirectional_traversal_tag</span></tt> then
pre-decrement is required:</p>
<pre class="literal-block">
--i
</pre>
<p>If you wish to create a counting iterator that is a Random Access
Traversal Iterator and also Random Access Iterator, then these
additional expressions are also required:</p>
<p>If <tt class="literal"><span class="pre">iterator_category</span></tt> is convertible to
<tt class="literal"><span class="pre">random_access_iterator_tag</span></tt> or <tt class="literal"><span class="pre">random_access_traversal_tag</span></tt> then
these additional expressions are also required:</p>
<pre class="literal-block">
counting_iterator::difference_type n;
i += n
@ -2170,6 +2129,13 @@ n = i - j
i &lt; j
</pre>
</div>
<div class="section" id="counting-iterator-models">
<h4><a class="toc-backref" href="#id64" name="counting-iterator-models"><tt class="literal"><span class="pre">counting_iterator</span></tt> models</a></h4>
<p><tt class="literal"><span class="pre">counting_iterator</span></tt> models Readable Lvalue Iterator. In addition,
<tt class="literal"><span class="pre">counting_iterator</span></tt> models the concepts corresponding to the
iterator tags that <tt class="literal"><span class="pre">counting_iterator::iterator_category</span></tt> is
convertible to.</p>
</div>
<div class="section" id="counting-iterator-operations">
<h4><a class="toc-backref" href="#id65" name="counting-iterator-operations"><tt class="literal"><span class="pre">counting_iterator</span></tt> operations</a></h4>
<p>In addition to the operations required by the concepts modeled by
@ -2180,7 +2146,7 @@ operations.</p>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">A default constructed instance of <tt class="literal"><span class="pre">counting_iterator</span></tt>.</td>
<tr class="field"><th class="field-name">Effects:</th><td class="field-body">Default construct the member <tt class="literal"><span class="pre">m_inc</span></tt>.</td>
</tr>
</tbody>
</table>
@ -2189,7 +2155,7 @@ operations.</p>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">counting_iterator</span></tt> that is a copy of <tt class="literal"><span class="pre">rhs</span></tt>.</td>
<tr class="field"><th class="field-name">Effects:</th><td class="field-body">Construct member <tt class="literal"><span class="pre">m_inc</span></tt> from <tt class="literal"><span class="pre">rhs.m_inc</span></tt>.</td>
</tr>
</tbody>
</table>
@ -2198,8 +2164,7 @@ operations.</p>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">counting_iterator</span></tt> with <tt class="literal"><span class="pre">m_inc</span></tt>
constructed from <tt class="literal"><span class="pre">x</span></tt>.</td>
<tr class="field"><th class="field-name">Effects:</th><td class="field-body">Construct member <tt class="literal"><span class="pre">m_inc</span></tt> from <tt class="literal"><span class="pre">x</span></tt>.</td>
</tr>
</tbody>
</table>
@ -2338,10 +2303,10 @@ LocalWords: OtherIncrementable Coplien -->
</div>
</div>
</div>
<hr class="footer" />
<hr class="footer"/>
<div class="footer">
<a class="reference" href="facade-and-adaptor.rst">View document source</a>.
Generated on: 2004-01-12 20:48 UTC.
Generated on: 2004-01-13 02:53 UTC.
Generated by <a class="reference" href="http://docutils.sourceforge.net/">Docutils</a> from <a class="reference" href="http://docutils.sourceforge.net/rst.html">reStructuredText</a> source.
</div>
</body>

75
doc/filter_iterator.html
View File

@ -3,11 +3,11 @@
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="generator" content="Docutils 0.3.1: http://docutils.sourceforge.net/" />
<meta name="generator" content="Docutils 0.2.8: http://docutils.sourceforge.net/" />
<title>Filter Iterator</title>
<meta name="author" content="David Abrahams, Jeremy Siek, Thomas Witt" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab, University of Hanover Institute for Transport Railway Operation and Construction" />
<meta name="date" content="2004-01-12" />
<meta name="date" content="2004-01-13" />
<meta name="copyright" content="Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved" />
<link rel="stylesheet" href="default.css" type="text/css" />
</head>
@ -27,7 +27,7 @@
Lab</a>, University of Hanover <a class="last reference" href="http://www.ive.uni-hannover.de">Institute for Transport
Railway Operation and Construction</a></td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2004-01-12</td></tr>
<td>2004-01-13</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved</td></tr>
</tbody>
@ -36,32 +36,31 @@ Railway Operation and Construction</a></td></tr>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"></td>
<tr class="field"><th class="field-name">abstract:</th><td class="field-body">The filter iterator adaptor creates a view of an iterator range in
which some elements of the range are skipped. A predicate function
object controls which elements are skipped. When the predicate is
applied to an element, if it returns <tt class="literal"><span class="pre">true</span></tt> then the element is
retained and if it returns <tt class="literal"><span class="pre">false</span></tt> then the element is skipped
over. When skipping over elements, it is necessary for the filter
adaptor to know when to stop so as to avoid going past the end of the
underlying range. A filter iterator is therefore constructed with pair
of iterators indicating the range of elements in the unfiltered
sequence to be traversed.</td>
</tr>
</tbody>
</table>
<p>The filter iterator adaptor creates a view of an iterator range in
which some elements of the range are skipped over. A predicate
function object controls which elements are skipped. When the
predicate is applied to an element, if it returns <tt class="literal"><span class="pre">true</span></tt> then the
element is retained and if it returns <tt class="literal"><span class="pre">false</span></tt> then the element is
skipped over. When skipping over elements, it is necessary for the
filter adaptor to know when to stop so as to avoid going past the end
of the underlying range. Therefore the constructor of the filter
iterator takes two iterator parameters: the position for the filtered
iterator and the end of the range.</p>
<div class="contents topic" id="table-of-contents">
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
<li><a class="reference" href="#filter-iterator-synopsis" id="id1" name="id1"><tt class="literal"><span class="pre">filter_iterator</span></tt> synopsis</a></li>
<li><a class="reference" href="#filter-iterator-requirements" id="id2" name="id2"><tt class="literal"><span class="pre">filter_iterator</span></tt> requirements</a></li>
<li><a class="reference" href="#filter-iterator-models" id="id3" name="id3"><tt class="literal"><span class="pre">filter_iterator</span></tt> models</a></li>
<li><a class="reference" href="#filter-iterator-operations" id="id4" name="id4"><tt class="literal"><span class="pre">filter_iterator</span></tt> operations</a></li>
<li><a class="reference" href="#example" id="id5" name="id5">Example</a></li>
<li><a class="reference" href="#filter-iterator-synopsis" id="id2" name="id2"><tt class="literal"><span class="pre">filter_iterator</span></tt> synopsis</a></li>
<li><a class="reference" href="#filter-iterator-requirements" id="id3" name="id3"><tt class="literal"><span class="pre">filter_iterator</span></tt> requirements</a></li>
<li><a class="reference" href="#filter-iterator-models" id="id4" name="id4"><tt class="literal"><span class="pre">filter_iterator</span></tt> models</a></li>
<li><a class="reference" href="#filter-iterator-operations" id="id5" name="id5"><tt class="literal"><span class="pre">filter_iterator</span></tt> operations</a></li>
<li><a class="reference" href="#example" id="id6" name="id6">Example</a></li>
</ul>
</div>
<div class="section" id="filter-iterator-synopsis">
<h1><a class="toc-backref" href="#id1" name="filter-iterator-synopsis"><tt class="literal"><span class="pre">filter_iterator</span></tt> synopsis</a></h1>
<h1><a class="toc-backref" href="#id2" name="filter-iterator-synopsis"><tt class="literal"><span class="pre">filter_iterator</span></tt> synopsis</a></h1>
<pre class="literal-block">
template &lt;class Predicate, class Iterator&gt;
class filter_iterator
@ -97,7 +96,7 @@ corresponding to each standard concept modeled by <tt class="literal"><span clas
as described in the models section.</p>
</div>
<div class="section" id="filter-iterator-requirements">
<h1><a class="toc-backref" href="#id2" name="filter-iterator-requirements"><tt class="literal"><span class="pre">filter_iterator</span></tt> requirements</a></h1>
<h1><a class="toc-backref" href="#id3" name="filter-iterator-requirements"><tt class="literal"><span class="pre">filter_iterator</span></tt> requirements</a></h1>
<p>The <tt class="literal"><span class="pre">Predicate</span></tt> argument must be Assignable, Copy Constructible, and
the expression <tt class="literal"><span class="pre">p(x)</span></tt> must be valid where <tt class="literal"><span class="pre">p</span></tt> is an object of type
<tt class="literal"><span class="pre">Predicate</span></tt>, <tt class="literal"><span class="pre">x</span></tt> is an object of type
@ -108,11 +107,11 @@ Iterator and Single Pass Iterator or it shall meet the requirements of
Input Iterator.</p>
</div>
<div class="section" id="filter-iterator-models">
<h1><a class="toc-backref" href="#id3" name="filter-iterator-models"><tt class="literal"><span class="pre">filter_iterator</span></tt> models</a></h1>
<p>The concepts that <tt class="literal"><span class="pre">filter_iterator</span></tt> models are dependent on what
<h1><a class="toc-backref" href="#id4" name="filter-iterator-models"><tt class="literal"><span class="pre">filter_iterator</span></tt> models</a></h1>
<p>The concepts that <tt class="literal"><span class="pre">filter_iterator</span></tt> models are dependent on which
concepts the <tt class="literal"><span class="pre">Iterator</span></tt> argument models, as specified in the
following tables.</p>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="33%" />
<col width="67%" />
@ -131,7 +130,7 @@ following tables.</p>
</tr>
</tbody>
</table>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="41%" />
<col width="59%" />
@ -153,7 +152,7 @@ following tables.</p>
</tr>
</tbody>
</table>
<table border class="table">
<table class="table" frame="border" rules="all">
<colgroup>
<col width="63%" />
<col width="38%" />
@ -177,7 +176,7 @@ following tables.</p>
</table>
</div>
<div class="section" id="filter-iterator-operations">
<h1><a class="toc-backref" href="#id4" name="filter-iterator-operations"><tt class="literal"><span class="pre">filter_iterator</span></tt> operations</a></h1>
<h1><a class="toc-backref" href="#id5" name="filter-iterator-operations"><tt class="literal"><span class="pre">filter_iterator</span></tt> operations</a></h1>
<p>In addition to those operations required by the concepts that
<tt class="literal"><span class="pre">filter_iterator</span></tt> models, <tt class="literal"><span class="pre">filter_iterator</span></tt> provides the following
operations.</p>
@ -293,9 +292,10 @@ make_filter_iterator(Predicate f, Iterator x, Iterator end = Iterator());
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">filter_iterator&lt;Predicate,Iterator&gt;</span></tt> at
the first position in the range <tt class="literal"><span class="pre">[x,end)</span></tt> such that
<tt class="literal"><span class="pre">f(*this-&gt;base())</span> <span class="pre">==</span> <span class="pre">true</span></tt> or else at position <tt class="literal"><span class="pre">end</span></tt>.</td>
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">filter_iterator&lt;Predicate,Iterator&gt;</span></tt>
where <tt class="literal"><span class="pre">m_iter</span></tt> is either the first position in the range <tt class="literal"><span class="pre">[x,end)</span></tt> such that
<tt class="literal"><span class="pre">f(*this-&gt;base())</span> <span class="pre">==</span> <span class="pre">true</span></tt> or else <tt class="literal"><span class="pre">m_iter</span> <span class="pre">==</span> <span class="pre">end</span></tt>.
The member <tt class="literal"><span class="pre">m_pred</span></tt> is constructed from <tt class="literal"><span class="pre">f</span></tt> and <tt class="literal"><span class="pre">m_end</span></tt> from <tt class="literal"><span class="pre">end</span></tt>.</td>
</tr>
</tbody>
</table>
@ -308,16 +308,18 @@ make_filter_iterator(Iterator x, Iterator end = Iterator());
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">filter_iterator&lt;Predicate,Iterator&gt;</span></tt> at
the first position in the range <tt class="literal"><span class="pre">[x,end)</span></tt>
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">filter_iterator&lt;Predicate,Iterator&gt;</span></tt>
where <tt class="literal"><span class="pre">m_iter</span></tt> is either the first position in the range <tt class="literal"><span class="pre">[x,end)</span></tt>
such that <tt class="literal"><span class="pre">f(*this-&gt;base())</span> <span class="pre">==</span> <span class="pre">true</span></tt>, where <tt class="literal"><span class="pre">f</span></tt> is a default
constructed <tt class="literal"><span class="pre">Predicate</span></tt>, or else at position <tt class="literal"><span class="pre">end</span></tt>.</td>
constructed <tt class="literal"><span class="pre">Predicate</span></tt>, or else <tt class="literal"><span class="pre">m_iter</span> <span class="pre">==</span> <span class="pre">end</span></tt>.
The member <tt class="literal"><span class="pre">m_pred</span></tt> is default constructed and <tt class="literal"><span class="pre">m_end</span></tt>
is constructed from <tt class="literal"><span class="pre">end</span></tt>.</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="example">
<h1><a class="toc-backref" href="#id5" name="example">Example</a></h1>
<h1><a class="toc-backref" href="#id6" name="example">Example</a></h1>
<p>This example uses <tt class="literal"><span class="pre">filter_iterator</span></tt> and then
<tt class="literal"><span class="pre">make_filter_iterator</span></tt> to output only the positive integers from an
array of integers. Then <tt class="literal"><span class="pre">make_filter_iterator</span></tt> is is used to output
@ -376,12 +378,13 @@ int main()
4 5 8
0 -1 4 5 8
</pre>
<p>The source code for this example can be found <a class="reference" href="../example/filter_iterator_example.cpp">here</a>.</p>
</div>
</div>
<hr class="footer" />
<hr class="footer"/>
<div class="footer">
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Generated on: 2004-01-12 16:01 UTC.
Generated on: 2004-01-13 02:57 UTC.
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doc/function_output_iterator.html
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@ -7,7 +7,7 @@
<title>Function Output Iterator</title>
<meta name="author" content="David Abrahams, Jeremy Siek, Thomas Witt" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab, University of Hanover Institute for Transport Railway Operation and Construction" />
<meta name="date" content="2004-01-12" />
<meta name="date" content="2004-01-13" />
<meta name="copyright" content="Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved" />
<link rel="stylesheet" href="default.css" type="text/css" />
</head>
@ -27,7 +27,7 @@
Lab</a>, University of Hanover <a class="last reference" href="http://www.ive.uni-hannover.de">Institute for Transport
Railway Operation and Construction</a></td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2004-01-12</td></tr>
<td>2004-01-13</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved</td></tr>
</tbody>
@ -36,17 +36,16 @@ Railway Operation and Construction</a></td></tr>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"></td>
</tr>
</tbody>
</table>
<p>The function output iterator adaptor makes it easier to create custom
<tr class="field"><th class="field-name">abstract:</th><td class="field-body">The function output iterator adaptor makes it easier to create custom
output iterators. The adaptor takes a unary function and creates a
model of Output Iterator. Each item assigned to the output iterator is
passed as an argument to the unary function. The motivation for this
iterator is that creating a conforming output iterator is non-trivial,
particularly because the proper implementation usually requires a
proxy object.</p>
proxy object.</td>
</tr>
</tbody>
</table>
<div class="contents topic" id="table-of-contents">
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
@ -166,7 +165,7 @@ int main(int, char*[])
<hr class="footer"/>
<div class="footer">
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16
doc/indirect_iterator.html
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@ -7,7 +7,7 @@
<title>Indirect Iterator</title>
<meta name="author" content="David Abrahams, Jeremy Siek, Thomas Witt" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab, University of Hanover Institute for Transport Railway Operation and Construction" />
<meta name="date" content="2004-01-12" />
<meta name="date" content="2004-01-13" />
<meta name="copyright" content="Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved" />
<link rel="stylesheet" href="default.css" type="text/css" />
</head>
@ -27,7 +27,7 @@
Lab</a>, University of Hanover <a class="last reference" href="http://www.ive.uni-hannover.de">Institute for Transport
Railway Operation and Construction</a></td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2004-01-12</td></tr>
<td>2004-01-13</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved</td></tr>
</tbody>
@ -36,17 +36,17 @@ Railway Operation and Construction</a></td></tr>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"></td>
</tr>
</tbody>
</table>
<p>The indirect iterator adapts an iterator by applying an <em>extra</em>
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"><p class="first">The indirect iterator adapts an iterator by applying an <em>extra</em>
dereference inside of <tt class="literal"><span class="pre">operator*()</span></tt>. For example, this iterator
adaptor makes it possible to view a container of pointers
(e.g. <tt class="literal"><span class="pre">list&lt;foo*&gt;</span></tt>) as if it were a container of the pointed-to type
(e.g. <tt class="literal"><span class="pre">list&lt;foo&gt;</span></tt>) .</p>
<!-- At some point we should add the capability to handle
iterators over smart pointers, which the impl handles. -JGS -->
</td>
</tr>
</tbody>
</table>
<div class="contents topic" id="table-of-contents">
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
@ -315,7 +315,7 @@ a,b,c,d,e,f,g,
<hr class="footer"/>
<div class="footer">
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Generated on: 2004-01-12 19:01 UTC.
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doc/make_filter_iterator.rst
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@ -9,6 +9,7 @@
where ``m_iter`` is either the first position in the range ``[x,end)`` such that
``f(*this->base()) == true`` or else ``m_iter == end``.
The member ``m_pred`` is constructed from ``f`` and ``m_end`` from ``end``.
::
template <class Predicate, class Iterator>
@ -20,4 +21,4 @@
such that ``f(*this->base()) == true``, where ``f`` is a default
constructed ``Predicate``, or else ``m_iter == end``.
The member ``m_pred`` is default constructed and ``m_end``
is constructed from ``end``.
is constructed from ``end``.

13
doc/permutation_iterator.html
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@ -7,7 +7,7 @@
<title>Permutation Iterator</title>
<meta name="author" content="Toon Knapen, David Abrahams, Roland Richter, Jeremy Siek" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab" />
<meta name="date" content="2004-01-12" />
<meta name="date" content="2004-01-13" />
<meta name="copyright" content="Copyright Toon Knapen, David Abrahams, Roland Richter, and Jeremy Siek 2003. All rights reserved" />
<link rel="stylesheet" href="default.css" type="text/css" />
</head>
@ -26,7 +26,7 @@
<td><a class="first reference" href="http://www.boost-consulting.com">Boost Consulting</a>, Indiana University <a class="last reference" href="http://www.osl.iu.edu">Open Systems
Lab</a></td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2004-01-12</td></tr>
<td>2004-01-13</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>Copyright Toon Knapen, David Abrahams, Roland Richter, and Jeremy Siek 2003. All rights reserved</td></tr>
</tbody>
@ -35,13 +35,12 @@ Lab</a></td></tr>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"></td>
<tr class="field"><th class="field-name">abstract:</th><td class="field-body">The permutation iterator adaptor provides a permuted view of a given
range. That is, the view includes every element of the given range but
in a potentially different order.</td>
</tr>
</tbody>
</table>
<p>The permutation iterator adaptor provides a permuted view of a given
range. That is, the view includes every element of the given range but
in a potentially different order.</p>
<div class="contents topic" id="table-of-contents">
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
@ -215,7 +214,7 @@ Iterate backward with stride 2 : 6 8
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<div class="footer">
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doc/reverse_iterator.html
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@ -7,7 +7,7 @@
<title>Reverse Iterator</title>
<meta name="author" content="David Abrahams, Jeremy Siek, Thomas Witt" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab, University of Hanover Institute for Transport Railway Operation and Construction" />
<meta name="date" content="2004-01-12" />
<meta name="date" content="2004-01-13" />
<meta name="copyright" content="Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved" />
<link rel="stylesheet" href="default.css" type="text/css" />
</head>
@ -27,7 +27,7 @@
Lab</a>, University of Hanover <a class="last reference" href="http://www.ive.uni-hannover.de">Institute for Transport
Railway Operation and Construction</a></td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2004-01-12</td></tr>
<td>2004-01-13</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved</td></tr>
</tbody>
@ -36,12 +36,11 @@ Railway Operation and Construction</a></td></tr>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"></td>
<tr class="field"><th class="field-name">abstract:</th><td class="field-body">The reverse iterator adaptor iterates through the adapted iterator
range in the opposite direction.</td>
</tr>
</tbody>
</table>
<p>The reverse iterator adaptor iterates through the adapted iterator
range in the opposite direction.</p>
<div class="contents topic" id="table-of-contents">
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
@ -92,50 +91,10 @@ Iterator and Readable Iterator.</p>
</div>
<div class="section" id="reverse-iterator-models">
<h1><a class="toc-backref" href="#id4" name="reverse-iterator-models"><tt class="literal"><span class="pre">reverse_iterator</span></tt> models</a></h1>
<p>The concepts that <tt class="literal"><span class="pre">reverse_iterator</span></tt> models are dependent on what
concepts the <tt class="literal"><span class="pre">Iterator</span></tt> argument models, as specified in the
following tables.</p>
<table class="table" frame="border" rules="all">
<colgroup>
<col width="48%" />
<col width="52%" />
</colgroup>
<thead valign="bottom">
<tr><th>If <tt class="literal"><span class="pre">Iterator</span></tt> models</th>
<th>then <tt class="literal"><span class="pre">reverse_iterator</span></tt> models</th>
</tr>
</thead>
<tbody valign="top">
<tr><td>Bidirectional Traversal Iterator</td>
<td>Bidirectional Traversal Iterator</td>
</tr>
<tr><td>Random Access Traversal Iterator</td>
<td>Random Access Traversal Iterator</td>
</tr>
</tbody>
</table>
<table class="table" frame="border" rules="all">
<colgroup>
<col width="41%" />
<col width="59%" />
</colgroup>
<thead valign="bottom">
<tr><th>If <tt class="literal"><span class="pre">Iterator</span></tt> models</th>
<th>then <tt class="literal"><span class="pre">reverse_iterator</span></tt> models</th>
</tr>
</thead>
<tbody valign="top">
<tr><td>Readable Iterator</td>
<td>Readable Iterator</td>
</tr>
<tr><td>Writable Iterator</td>
<td>Writable Iterator</td>
</tr>
<tr><td>Lvalue Iterator</td>
<td>Lvalue Iterator</td>
</tr>
</tbody>
</table>
<p><tt class="literal"><span class="pre">reverse_iterator</span></tt> models the same standard traversal and access
iterator concepts that the <tt class="literal"><span class="pre">Iterator</span></tt> argument models. In addition,
<tt class="literal"><span class="pre">reverse_iterator</span></tt> models the old iterator concepts specified in the
following table, depnding on what the <tt class="literal"><span class="pre">Iterator</span></tt> argument models.</p>
<table class="table" frame="border" rules="all">
<colgroup>
<col width="62%" />
@ -307,7 +266,7 @@ sequence in double-reversed (normal) order: hello world!
<hr class="footer"/>
<div class="footer">
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doc/transform_iterator.html
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@ -7,7 +7,7 @@
<title>Transform Iterator</title>
<meta name="author" content="David Abrahams, Jeremy Siek, Thomas Witt" />
<meta name="organization" content="Boost Consulting, Indiana University Open Systems Lab, University of Hanover Institute for Transport Railway Operation and Construction" />
<meta name="date" content="2004-01-12" />
<meta name="date" content="2004-01-13" />
<meta name="copyright" content="Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved" />
<link rel="stylesheet" href="default.css" type="text/css" />
</head>
@ -27,7 +27,7 @@
Lab</a>, University of Hanover <a class="last reference" href="http://www.ive.uni-hannover.de">Institute for Transport
Railway Operation and Construction</a></td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2004-01-12</td></tr>
<td>2004-01-13</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>Copyright David Abrahams, Jeremy Siek, and Thomas Witt 2003. All rights reserved</td></tr>
</tbody>
@ -36,13 +36,12 @@ Railway Operation and Construction</a></td></tr>
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">abstract:</th><td class="field-body"></td>
<tr class="field"><th class="field-name">abstract:</th><td class="field-body">The transform iterator adapts an iterator by modifying the
<tt class="literal"><span class="pre">operator*</span></tt> to apply a function object to the result of
dereferencing the iterator and returning the result.</td>
</tr>
</tbody>
</table>
<p>The transform iterator adapts an iterator by modifying the
<tt class="literal"><span class="pre">operator*</span></tt> to apply a function object to the result of
dereferencing the iterator and returning the result.</p>
<div class="contents topic" id="table-of-contents">
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
@ -309,7 +308,7 @@ adding 4 to each element in the array:
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