Sync from trunk (except adapt class)

[SVN r56714]
This commit is contained in:
Joel de Guzman
2009-10-11 16:12:54 +00:00
parent 7615b492af
commit 46fc256c2f
257 changed files with 13732 additions and 16068 deletions

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@ -3,10 +3,10 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>all</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.0">
<meta name="generator" content="DocBook XSL Stylesheets V1.65.1">
<link rel="home" href="../../../../index.html" title="Chapter<65>1.<2E>Fusion 2.0">
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@ -22,131 +22,117 @@
<div class="spirit-nav">
<a accesskey="p" href="any.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../functions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="none.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
</div>
<div class="section" title="all">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.all"></a><a class="link" href="all.html" title="all">all</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.all"></a><a href="all.html" title="all">all</a>
</h5></div></div>
<div></div>
</div>
<a name="fusion.algorithm.query.functions.all.description"></a><h6>
<a name="id681829"></a>
<a class="link" href="all.html#fusion.algorithm.query.functions.all.description">Description</a>
<a name="id545520"></a>
<a href="all.html#fusion.algorithm.query.functions.all.description">Description</a>
</h6>
<p>
For a sequence <code class="computeroutput"><span class="identifier">seq</span></code> and
unary function object <code class="computeroutput"><span class="identifier">f</span></code>,
<code class="computeroutput"><span class="identifier">all</span></code> returns true if
<code class="computeroutput"><span class="identifier">f</span></code> returns true for every
element of <code class="computeroutput"><span class="identifier">seq</span></code>.
For a sequence <tt class="computeroutput"><span class="identifier">seq</span></tt> and
unary function object <tt class="computeroutput"><span class="identifier">f</span></tt>,
<tt class="computeroutput"><span class="identifier">all</span></tt> returns true if
<tt class="computeroutput"><span class="identifier">f</span></tt> returns true for every
element of <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.all.synopsis"></a><h6>
<a name="id681881"></a>
<a class="link" href="all.html#fusion.algorithm.query.functions.all.synopsis">Synopsis</a>
<a name="id353686"></a>
<a href="all.html#fusion.algorithm.query.functions.all.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">Sequence</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">F</span>
<span class="special">&gt;</span>
<span class="keyword">typename</span> <a class="link" href="../metafunctions/all.html" title="all"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">all</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">all</span><span class="special">(</span>
<span class="keyword">typename</span> <a href="../metafunctions/all.html" title="all"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">all</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">all</span><span class="special">(</span>
<span class="identifier">Sequence</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">,</span> <span class="identifier">F</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id682017"></a><p class="title"><b>Table<EFBFBD>1.40.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id546380"></a><p class="title"><b>Table<EFBFBD>1.40.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
Sequence</a>, <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code> is a valid expression, convertible
to <code class="computeroutput"><span class="keyword">bool</span></code>, for every
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>, <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt> is a valid expression, convertible
to <tt class="computeroutput"><span class="keyword">bool</span></tt>, for every
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">f</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">f</span></tt>
</p></td>
<td><p>
A unary function object
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The search predicate
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.all.expression_semantics"></a><h6>
<a name="id682175"></a>
<a class="link" href="all.html#fusion.algorithm.query.functions.all.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.all.expression_semantics"></a><h6>
<a name="id546567"></a>
<a href="all.html#fusion.algorithm.query.functions.all.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="all.html" title="all"><code class="computeroutput"><span class="identifier">all</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span>
<pre class="programlisting"><a href="all.html" title="all"><tt class="computeroutput"><span class="identifier">all</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: <code class="computeroutput"><span class="keyword">bool</span></code>
<span class="bold"><b>Return type</b></span>: <tt class="computeroutput"><span class="keyword">bool</span></tt>
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns true if and only
if <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code>
evaluates to <code class="computeroutput"><span class="keyword">true</span></code> for every
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>.
<span class="bold"><b>Semantics</b></span>: Returns true if and only
if <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt>
evaluates to <tt class="computeroutput"><span class="keyword">true</span></tt> for every
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.all.complexity"></a><h6>
<a name="id682287"></a>
<a class="link" href="all.html#fusion.algorithm.query.functions.all.complexity">Complexity</a>
<a name="id546716"></a>
<a href="all.html#fusion.algorithm.query.functions.all.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<a name="fusion.algorithm.query.functions.all.header"></a><h6>
<a name="id682337"></a>
<a class="link" href="all.html#fusion.algorithm.query.functions.all.header">Header</a>
<a name="id546786"></a>
<a href="all.html#fusion.algorithm.query.functions.all.header">Header</a>
</h6>
<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">fusion</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">query</span><span class="special">/</span><span class="identifier">all</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">all</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.algorithm.query.functions.all.example"></a><h6>
<a name="id682453"></a>
<a class="link" href="all.html#fusion.algorithm.query.functions.all.example">Example</a>
<a name="id546934"></a>
<a href="all.html#fusion.algorithm.query.functions.all.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">struct</span> <span class="identifier">odd</span>
<span class="special">{</span>
@ -157,8 +143,8 @@
<span class="special">}</span>
<span class="special">};</span>
<span class="special">...</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="all.html" title="all"><code class="computeroutput"><span class="identifier">all</span></code></a><span class="special">(</span><a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">3</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(!</span><a class="link" href="all.html" title="all"><code class="computeroutput"><span class="identifier">all</span></code></a><span class="special">(</span><a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(</span><a href="all.html" title="all"><tt class="computeroutput"><span class="identifier">all</span></tt></a><span class="special">(</span><a href="../../../container/generation/functions/make_vector.html" title="make_vector"><tt class="computeroutput"><span class="identifier">make_vector</span></tt></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">3</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(!</span><a href="all.html" title="all"><tt class="computeroutput"><span class="identifier">all</span></tt></a><span class="special">(</span><a href="../../../container/generation/functions/make_vector.html" title="make_vector"><tt class="computeroutput"><span class="identifier">make_vector</span></tt></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>

View File

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<meta name="generator" content="DocBook XSL Stylesheets V1.75.0">
<meta name="generator" content="DocBook XSL Stylesheets V1.65.1">
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@ -22,131 +22,117 @@
<div class="spirit-nav">
<a accesskey="p" href="../functions.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../functions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="all.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
</div>
<div class="section" title="any">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.any"></a><a class="link" href="any.html" title="any">any</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.any"></a><a href="any.html" title="any">any</a>
</h5></div></div>
<div></div>
</div>
<a name="fusion.algorithm.query.functions.any.description"></a><h6>
<a name="id679577"></a>
<a class="link" href="any.html#fusion.algorithm.query.functions.any.description">Description</a>
<a name="id543456"></a>
<a href="any.html#fusion.algorithm.query.functions.any.description">Description</a>
</h6>
<p>
For a sequence <code class="computeroutput"><span class="identifier">seq</span></code> and
unary function object <code class="computeroutput"><span class="identifier">f</span></code>,
<code class="computeroutput"><span class="identifier">any</span></code> returns true if
<code class="computeroutput"><span class="identifier">f</span></code> returns true for at
least one element of <code class="computeroutput"><span class="identifier">seq</span></code>.
For a sequence <tt class="computeroutput"><span class="identifier">seq</span></tt> and
unary function object <tt class="computeroutput"><span class="identifier">f</span></tt>,
<tt class="computeroutput"><span class="identifier">any</span></tt> returns true if
<tt class="computeroutput"><span class="identifier">f</span></tt> returns true for at
least one element of <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.any.synopsis"></a><h6>
<a name="id679630"></a>
<a class="link" href="any.html#fusion.algorithm.query.functions.any.synopsis">Synopsis</a>
<a name="id543543"></a>
<a href="any.html#fusion.algorithm.query.functions.any.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">Sequence</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">F</span>
<span class="special">&gt;</span>
<span class="keyword">typename</span> <a class="link" href="../metafunctions/any.html" title="any"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">any</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">any</span><span class="special">(</span>
<span class="keyword">typename</span> <a href="../metafunctions/any.html" title="any"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">any</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">any</span><span class="special">(</span>
<span class="identifier">Sequence</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">,</span> <span class="identifier">F</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id679765"></a><p class="title"><b>Table<EFBFBD>1.39.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id543734"></a><p class="title"><b>Table<EFBFBD>1.39.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
Sequence</a>, <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code> must be a valid expression, convertible
to <code class="computeroutput"><span class="keyword">bool</span></code>, for each
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>, <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt> must be a valid expression, convertible
to <tt class="computeroutput"><span class="keyword">bool</span></tt>, for each
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">f</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">f</span></tt>
</p></td>
<td><p>
A unary function object
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The search predicate
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.any.expression_semantics"></a><h6>
<a name="id679924"></a>
<a class="link" href="any.html#fusion.algorithm.query.functions.any.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.any.expression_semantics"></a><h6>
<a name="id543934"></a>
<a href="any.html#fusion.algorithm.query.functions.any.expression_semantics">Expression
semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="any.html" title="any"><code class="computeroutput"><span class="identifier">any</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span>
<pre class="programlisting"><a href="any.html" title="any"><tt class="computeroutput"><span class="identifier">any</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: <code class="computeroutput"><span class="keyword">bool</span></code>
<span class="bold"><b>Return type</b></span>: <tt class="computeroutput"><span class="keyword">bool</span></tt>
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns true if and only
if <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code>
evaluates to <code class="computeroutput"><span class="keyword">true</span></code> for some
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>.
<span class="bold"><b>Semantics</b></span>: Returns true if and only
if <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt>
evaluates to <tt class="computeroutput"><span class="keyword">true</span></tt> for some
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.any.complexity"></a><h6>
<a name="id680035"></a>
<a class="link" href="any.html#fusion.algorithm.query.functions.any.complexity">Complexity</a>
<a name="id544102"></a>
<a href="any.html#fusion.algorithm.query.functions.any.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<a name="fusion.algorithm.query.functions.any.header"></a><h6>
<a name="id681469"></a>
<a class="link" href="any.html#fusion.algorithm.query.functions.any.header">Header</a>
<a name="id544184"></a>
<a href="any.html#fusion.algorithm.query.functions.any.header">Header</a>
</h6>
<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">fusion</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">query</span><span class="special">/</span><span class="identifier">any</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">any</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.algorithm.query.functions.any.example"></a><h6>
<a name="id681584"></a>
<a class="link" href="any.html#fusion.algorithm.query.functions.any.example">Example</a>
<a name="id544349"></a>
<a href="any.html#fusion.algorithm.query.functions.any.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">struct</span> <span class="identifier">odd</span>
<span class="special">{</span>
@ -157,8 +143,8 @@
<span class="special">}</span>
<span class="special">};</span>
<span class="special">...</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="any.html" title="any"><code class="computeroutput"><span class="identifier">any</span></code></a><span class="special">(</span><a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(!</span><a class="link" href="any.html" title="any"><code class="computeroutput"><span class="identifier">any</span></code></a><span class="special">(</span><a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">2</span><span class="special">,</span><span class="number">4</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(</span><a href="any.html" title="any"><tt class="computeroutput"><span class="identifier">any</span></tt></a><span class="special">(</span><a href="../../../container/generation/functions/make_vector.html" title="make_vector"><tt class="computeroutput"><span class="identifier">make_vector</span></tt></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(!</span><a href="any.html" title="any"><tt class="computeroutput"><span class="identifier">any</span></tt></a><span class="special">(</span><a href="../../../container/generation/functions/make_vector.html" title="make_vector"><tt class="computeroutput"><span class="identifier">make_vector</span></tt></a><span class="special">(</span><span class="number">2</span><span class="special">,</span><span class="number">4</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>

View File

@ -3,10 +3,10 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>count</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.0">
<meta name="generator" content="DocBook XSL Stylesheets V1.65.1">
<link rel="home" href="../../../../index.html" title="Chapter<65>1.<2E>Fusion 2.0">
<link rel="up" href="../functions.html" title="Functions">
<link rel="prev" href="find_if.html" title="find_if">
<link rel="previous" href="find_if.html" title="find_if">
<link rel="next" href="count_if.html" title="count_if">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
@ -22,130 +22,116 @@
<div class="spirit-nav">
<a accesskey="p" href="find_if.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../functions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="count_if.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
</div>
<div class="section" title="count">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.count"></a><a class="link" href="count.html" title="count">count</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.count"></a><a href="count.html" title="count">count</a>
</h5></div></div>
<div></div>
</div>
<a name="fusion.algorithm.query.functions.count.description"></a><h6>
<a name="id686765"></a>
<a class="link" href="count.html#fusion.algorithm.query.functions.count.description">Description</a>
<a name="id550460"></a>
<a href="count.html#fusion.algorithm.query.functions.count.description">Description</a>
</h6>
<p>
Returns the number of elements of a given type within a sequence.
</p>
<a name="fusion.algorithm.query.functions.count.synopsis"></a><h6>
<a name="id686782"></a>
<a class="link" href="count.html#fusion.algorithm.query.functions.count.synopsis">Synopsis</a>
<a name="id550488"></a>
<a href="count.html#fusion.algorithm.query.functions.count.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">Sequence</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">T</span>
<span class="special">&gt;</span>
<span class="keyword">typename</span> <a class="link" href="../metafunctions/count.html" title="count"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">count</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span> <span class="identifier">T</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">count</span><span class="special">(</span>
<span class="keyword">typename</span> <a href="../metafunctions/count.html" title="count"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">count</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span> <span class="identifier">T</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">count</span><span class="special">(</span>
<span class="identifier">Sequence</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">t</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id686927"></a><p class="title"><b>Table<EFBFBD>1.44.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id550689"></a><p class="title"><b>Table<EFBFBD>1.44.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
Sequence</a>, <code class="computeroutput"><span class="identifier">e</span> <span class="special">==</span> <span class="identifier">t</span></code>
must be a valid expression, convertible to <code class="computeroutput"><span class="keyword">bool</span></code>,
for each element <code class="computeroutput"><span class="identifier">e</span></code>
in <code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>, <tt class="computeroutput"><span class="identifier">e</span> <span class="special">==</span> <span class="identifier">t</span></tt>
must be a valid expression, convertible to <tt class="computeroutput"><span class="keyword">bool</span></tt>,
for each element <tt class="computeroutput"><span class="identifier">e</span></tt>
in <tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">T</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">T</span></tt>
</p></td>
<td><p>
Any type
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The type to count
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.count.expression_semantics"></a><h6>
<a name="id687082"></a>
<a class="link" href="count.html#fusion.algorithm.query.functions.count.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.count.expression_semantics"></a><h6>
<a name="id550879"></a>
<a href="count.html#fusion.algorithm.query.functions.count.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="count.html" title="count"><code class="computeroutput"><span class="identifier">count</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">t</span><span class="special">);</span>
<pre class="programlisting"><a href="count.html" title="count"><tt class="computeroutput"><span class="identifier">count</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">t</span><span class="special">);</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: <code class="computeroutput"><span class="keyword">int</span></code>
<span class="bold"><b>Return type</b></span>: <tt class="computeroutput"><span class="keyword">int</span></tt>
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns the number of elements
of type <code class="computeroutput"><span class="identifier">T</span></code> and equal to
<code class="computeroutput"><span class="identifier">t</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>.
<span class="bold"><b>Semantics</b></span>: Returns the number of elements
of type <tt class="computeroutput"><span class="identifier">T</span></tt> and equal to
<tt class="computeroutput"><span class="identifier">t</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.count.complexity"></a><h6>
<a name="id687176"></a>
<a class="link" href="count.html#fusion.algorithm.query.functions.count.complexity">Complexity</a>
<a name="id551015"></a>
<a href="count.html#fusion.algorithm.query.functions.count.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<a name="fusion.algorithm.query.functions.count.header"></a><h6>
<a name="id687226"></a>
<a class="link" href="count.html#fusion.algorithm.query.functions.count.header">Header</a>
<a name="id551094"></a>
<a href="count.html#fusion.algorithm.query.functions.count.header">Header</a>
</h6>
<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">fusion</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">query</span><span class="special">/</span><span class="identifier">count</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">count</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.algorithm.query.functions.count.example"></a><h6>
<a name="id687341"></a>
<a class="link" href="count.html#fusion.algorithm.query.functions.count.example">Example</a>
<a name="id551257"></a>
<a href="count.html#fusion.algorithm.query.functions.count.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">const</span> <a class="link" href="../../../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special">&lt;</span><span class="keyword">double</span><span class="special">,</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="number">1.0</span><span class="special">,</span><span class="number">2</span><span class="special">,</span><span class="number">3</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="count.html" title="count"><code class="computeroutput"><span class="identifier">count</span></code></a><span class="special">(</span><span class="identifier">vec</span><span class="special">,</span><span class="number">2</span><span class="special">)</span> <span class="special">==</span> <span class="number">1</span><span class="special">);</span>
<pre class="programlisting"><span class="keyword">const</span> <a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">double</span><span class="special">,</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="number">1.0</span><span class="special">,</span><span class="number">2</span><span class="special">,</span><span class="number">3</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a href="count.html" title="count"><tt class="computeroutput"><span class="identifier">count</span></tt></a><span class="special">(</span><span class="identifier">vec</span><span class="special">,</span><span class="number">2</span><span class="special">)</span> <span class="special">==</span> <span class="number">1</span><span class="special">);</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>

View File

@ -3,10 +3,10 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>count_if</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.0">
<meta name="generator" content="DocBook XSL Stylesheets V1.65.1">
<link rel="home" href="../../../../index.html" title="Chapter<65>1.<2E>Fusion 2.0">
<link rel="up" href="../functions.html" title="Functions">
<link rel="prev" href="count.html" title="count">
<link rel="previous" href="count.html" title="count">
<link rel="next" href="../metafunctions.html" title="Metafunctions">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
@ -22,129 +22,115 @@
<div class="spirit-nav">
<a accesskey="p" href="count.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../functions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="../metafunctions.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
</div>
<div class="section" title="count_if">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.count_if"></a><a class="link" href="count_if.html" title="count_if">count_if</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.count_if"></a><a href="count_if.html" title="count_if">count_if</a>
</h5></div></div>
<div></div>
</div>
<a name="fusion.algorithm.query.functions.count_if.description"></a><h6>
<a name="id689126"></a>
<a class="link" href="count_if.html#fusion.algorithm.query.functions.count_if.description">Description</a>
<a name="id551462"></a>
<a href="count_if.html#fusion.algorithm.query.functions.count_if.description">Description</a>
</h6>
<p>
Returns the number of elements within a sequence with a type for which
a given unary function object evaluates to <code class="computeroutput"><span class="keyword">true</span></code>.
a given unary function object evaluates to <tt class="computeroutput"><span class="keyword">true</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.count_if.synopsis"></a><h6>
<a name="id689150"></a>
<a class="link" href="count_if.html#fusion.algorithm.query.functions.count_if.synopsis">Synopsis</a>
<a name="id551502"></a>
<a href="count_if.html#fusion.algorithm.query.functions.count_if.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">Sequence</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">F</span>
<span class="special">&gt;</span>
<span class="keyword">typename</span> <a class="link" href="../metafunctions/count_if.html" title="count_if"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">count_if</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span> <span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">count_if</span><span class="special">(</span>
<span class="keyword">typename</span> <a href="../metafunctions/count_if.html" title="count_if"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">count_if</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span> <span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">count_if</span><span class="special">(</span>
<span class="identifier">Sequence</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">,</span> <span class="identifier">F</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id689286"></a><p class="title"><b>Table<EFBFBD>1.45.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id551692"></a><p class="title"><b>Table<EFBFBD>1.45.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
Sequence</a>, <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code> is a valid expression, convertible
to <code class="computeroutput"><span class="keyword">bool</span></code>, for each
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>, <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt> is a valid expression, convertible
to <tt class="computeroutput"><span class="keyword">bool</span></tt>, for each
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">f</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">f</span></tt>
</p></td>
<td><p>
A unary function object
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The search predicate
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.count_if.expression_semantics"></a><h6>
<a name="id689445"></a>
<a class="link" href="count_if.html#fusion.algorithm.query.functions.count_if.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.count_if.expression_semantics"></a><h6>
<a name="id551887"></a>
<a href="count_if.html#fusion.algorithm.query.functions.count_if.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="count_if.html" title="count_if"><code class="computeroutput"><span class="identifier">count_if</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">)</span>
<pre class="programlisting"><a href="count_if.html" title="count_if"><tt class="computeroutput"><span class="identifier">count_if</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">)</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: <code class="computeroutput"><span class="keyword">int</span></code>
<span class="bold"><b>Return type</b></span>: <tt class="computeroutput"><span class="keyword">int</span></tt>
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns the number of elements
in <code class="computeroutput"><span class="identifier">seq</span></code> where <code class="computeroutput"><span class="identifier">f</span></code> evaluates to <code class="computeroutput"><span class="keyword">true</span></code>.
<span class="bold"><b>Semantics</b></span>: Returns the number of elements
in <tt class="computeroutput"><span class="identifier">seq</span></tt> where <tt class="computeroutput"><span class="identifier">f</span></tt> evaluates to <tt class="computeroutput"><span class="keyword">true</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.count_if.complexity"></a><h6>
<a name="id689538"></a>
<a class="link" href="count_if.html#fusion.algorithm.query.functions.count_if.complexity">Complexity</a>
<a name="id552021"></a>
<a href="count_if.html#fusion.algorithm.query.functions.count_if.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<a name="fusion.algorithm.query.functions.count_if.header"></a><h6>
<a name="id689589"></a>
<a class="link" href="count_if.html#fusion.algorithm.query.functions.count_if.header">Header</a>
<a name="id552099"></a>
<a href="count_if.html#fusion.algorithm.query.functions.count_if.header">Header</a>
</h6>
<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">fusion</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">query</span><span class="special">/</span><span class="identifier">count_if</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">count_if</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.algorithm.query.functions.count_if.example"></a><h6>
<a name="id689704"></a>
<a class="link" href="count_if.html#fusion.algorithm.query.functions.count_if.example">Example</a>
<a name="id552264"></a>
<a href="count_if.html#fusion.algorithm.query.functions.count_if.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">const</span> <a class="link" href="../../../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">,</span><span class="number">3</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="count_if.html" title="count_if"><code class="computeroutput"><span class="identifier">count_if</span></code></a><span class="special">(</span><span class="identifier">vec</span><span class="special">,</span><span class="identifier">odd</span><span class="special">())</span> <span class="special">==</span> <span class="number">2</span><span class="special">);</span>
<pre class="programlisting"><span class="keyword">const</span> <a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">int</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">,</span><span class="number">3</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a href="count_if.html" title="count_if"><tt class="computeroutput"><span class="identifier">count_if</span></tt></a><span class="special">(</span><span class="identifier">vec</span><span class="special">,</span><span class="identifier">odd</span><span class="special">())</span> <span class="special">==</span> <span class="number">2</span><span class="special">);</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>

View File

@ -3,10 +3,10 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>find</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.0">
<meta name="generator" content="DocBook XSL Stylesheets V1.65.1">
<link rel="home" href="../../../../index.html" title="Chapter<65>1.<2E>Fusion 2.0">
<link rel="up" href="../functions.html" title="Functions">
<link rel="prev" href="none.html" title="none">
<link rel="previous" href="none.html" title="none">
<link rel="next" href="find_if.html" title="find_if">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
@ -22,20 +22,23 @@
<div class="spirit-nav">
<a accesskey="p" href="none.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../functions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="find_if.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
</div>
<div class="section" title="find">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.find"></a><a class="link" href="find.html" title="find">find</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.find"></a><a href="find.html" title="find">find</a>
</h5></div></div>
<div></div>
</div>
<a name="fusion.algorithm.query.functions.find.description"></a><h6>
<a name="id683596"></a>
<a class="link" href="find.html#fusion.algorithm.query.functions.find.description">Description</a>
<a name="id548407"></a>
<a href="find.html#fusion.algorithm.query.functions.find.description">Description</a>
</h6>
<p>
Finds the first element of a given type within a sequence.
</p>
<a name="fusion.algorithm.query.functions.find.synopsis"></a><h6>
<a name="id683613"></a>
<a class="link" href="find.html#fusion.algorithm.query.functions.find.synopsis">Synopsis</a>
<a name="id548433"></a>
<a href="find.html#fusion.algorithm.query.functions.find.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">T</span><span class="special">,</span>
@ -50,107 +53,90 @@
<span class="emphasis"><em>unspecified</em></span> <span class="identifier">find</span><span class="special">(</span><span class="identifier">Sequence</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id685397"></a><p class="title"><b>Table<EFBFBD>1.42.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id548610"></a><p class="title"><b>Table<EFBFBD>1.42.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">T</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">T</span></tt>
</p></td>
<td><p>
Any type
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The type to search for
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.find.expression_semantics"></a><h6>
<a name="id685514"></a>
<a class="link" href="find.html#fusion.algorithm.query.functions.find.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.find.expression_semantics"></a><h6>
<a name="id548742"></a>
<a href="find.html#fusion.algorithm.query.functions.find.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="find.html" title="find"><code class="computeroutput"><span class="identifier">find</span></code></a><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;(</span><span class="identifier">seq</span><span class="special">)</span>
<pre class="programlisting"><a href="find.html" title="find"><tt class="computeroutput"><span class="identifier">find</span></tt></a><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;(</span><span class="identifier">seq</span><span class="special">)</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: A model of the same iterator
category as the iterators of <code class="computeroutput"><span class="identifier">seq</span></code>.
<span class="bold"><b>Return type</b></span>: A model of the same iterator
category as the iterators of <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns an iterator to the
first element of <code class="computeroutput"><span class="identifier">seq</span></code>
of type <code class="computeroutput"><span class="identifier">T</span></code>, or <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/functions/end.html" title="end"><code class="computeroutput"><span class="identifier">end</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">)</span></code> if there is no such element. Equivalent
to <code class="computeroutput"><a class="link" href="find_if.html" title="find_if"><code class="computeroutput"><span class="identifier">find_if</span></code></a><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_same</span><span class="special">&lt;</span><span class="identifier">_</span><span class="special">,</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="special">&gt;(</span><span class="identifier">seq</span><span class="special">)</span></code>
<span class="bold"><b>Semantics</b></span>: Returns an iterator to the
first element of <tt class="computeroutput"><span class="identifier">seq</span></tt>
of type <tt class="computeroutput"><span class="identifier">T</span></tt>, or <tt class="computeroutput"><a href="../../../sequence/intrinsic/functions/end.html" title="end"><tt class="computeroutput"><span class="identifier">end</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">)</span></tt> if there is no such element. Equivalent
to <tt class="computeroutput"><a href="find_if.html" title="find_if"><tt class="computeroutput"><span class="identifier">find_if</span></tt></a><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">is_same</span><span class="special">&lt;</span><span class="identifier">_</span><span class="special">,</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="special">&gt;(</span><span class="identifier">seq</span><span class="special">)</span></tt>
</p>
<a name="fusion.algorithm.query.functions.find.complexity"></a><h6>
<a name="id685682"></a>
<a class="link" href="find.html#fusion.algorithm.query.functions.find.complexity">Complexity</a>
<a name="id548963"></a>
<a href="find.html#fusion.algorithm.query.functions.find.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<a name="fusion.algorithm.query.functions.find.header"></a><h6>
<a name="id685732"></a>
<a class="link" href="find.html#fusion.algorithm.query.functions.find.header">Header</a>
<a name="id549034"></a>
<a href="find.html#fusion.algorithm.query.functions.find.header">Header</a>
</h6>
<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">fusion</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">query</span><span class="special">/</span><span class="identifier">find</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">find</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.algorithm.query.functions.find.example"></a><h6>
<a name="id685847"></a>
<a class="link" href="find.html#fusion.algorithm.query.functions.find.example">Example</a>
<a name="id549182"></a>
<a href="find.html#fusion.algorithm.query.functions.find.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">const</span> <a class="link" href="../../../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special">&lt;</span><span class="keyword">char</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="char">'a'</span><span class="special">,</span><span class="char">'0'</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(*</span><a class="link" href="find.html" title="find"><code class="computeroutput"><span class="identifier">find</span></code></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <span class="char">'0'</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="find.html" title="find"><code class="computeroutput"><span class="identifier">find</span></code></a><span class="special">&lt;</span><span class="keyword">double</span><span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <a class="link" href="../../../sequence/intrinsic/functions/end.html" title="end"><code class="computeroutput"><span class="identifier">end</span></code></a><span class="special">(</span><span class="identifier">vec</span><span class="special">));</span>
<pre class="programlisting"><span class="keyword">const</span> <a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">char</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="char">'a'</span><span class="special">,</span><span class="char">'0'</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(*</span><a href="find.html" title="find"><tt class="computeroutput"><span class="identifier">find</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <span class="char">'0'</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a href="find.html" title="find"><tt class="computeroutput"><span class="identifier">find</span></tt></a><span class="special">&lt;</span><span class="keyword">double</span><span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <a href="../../../sequence/intrinsic/functions/end.html" title="end"><tt class="computeroutput"><span class="identifier">end</span></tt></a><span class="special">(</span><span class="identifier">vec</span><span class="special">));</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>

View File

@ -3,10 +3,10 @@
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>find_if</title>
<link rel="stylesheet" href="../../../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.0">
<meta name="generator" content="DocBook XSL Stylesheets V1.65.1">
<link rel="home" href="../../../../index.html" title="Chapter<65>1.<2E>Fusion 2.0">
<link rel="up" href="../functions.html" title="Functions">
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<link rel="previous" href="find.html" title="find">
<link rel="next" href="count.html" title="count">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
@ -22,22 +22,25 @@
<div class="spirit-nav">
<a accesskey="p" href="find.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../functions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="count.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
</div>
<div class="section" title="find_if">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.find_if"></a><a class="link" href="find_if.html" title="find_if">find_if</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.find_if"></a><a href="find_if.html" title="find_if">find_if</a>
</h5></div></div>
<div></div>
</div>
<p>
Finds the first element within a sequence with a type for which a given
<a href="http://www.boost.org/libs/mpl/doc/refmanual/lambda-expression.html" target="_top">MPL
Lambda Expression</a> evaluates to <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></code>.
Lambda Expression</a> evaluates to <tt class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.find_if.description"></a><h6>
<a name="id686068"></a>
<a class="link" href="find_if.html#fusion.algorithm.query.functions.find_if.description">Description</a>
<a name="id549491"></a>
<a href="find_if.html#fusion.algorithm.query.functions.find_if.description">Description</a>
</h6>
<a name="fusion.algorithm.query.functions.find_if.synopsis"></a><h6>
<a name="id686081"></a>
<a class="link" href="find_if.html#fusion.algorithm.query.functions.find_if.synopsis">Synopsis</a>
<a name="id549513"></a>
<a href="find_if.html#fusion.algorithm.query.functions.find_if.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">F</span><span class="special">,</span>
@ -52,105 +55,88 @@
<span class="emphasis"><em>unspecified</em></span> <span class="identifier">find_if</span><span class="special">(</span><span class="identifier">Sequence</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id686227"></a><p class="title"><b>Table<EFBFBD>1.43.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id549709"></a><p class="title"><b>Table<EFBFBD>1.43.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">F</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">F</span></tt>
</p></td>
<td><p>
A unary <a href="http://www.boost.org/libs/mpl/doc/refmanual/lambda-expression.html" target="_top">MPL
Lambda Expression</a>
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The search predicate
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.find_if.expression_semantics"></a><h6>
<a name="id686348"></a>
<a class="link" href="find_if.html#fusion.algorithm.query.functions.find_if.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.find_if.expression_semantics"></a><h6>
<a name="id549852"></a>
<a href="find_if.html#fusion.algorithm.query.functions.find_if.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="find_if.html" title="find_if"><code class="computeroutput"><span class="identifier">find_if</span></code></a><span class="special">&lt;</span><span class="identifier">F</span><span class="special">&gt;(</span><span class="identifier">seq</span><span class="special">)</span>
<pre class="programlisting"><a href="find_if.html" title="find_if"><tt class="computeroutput"><span class="identifier">find_if</span></tt></a><span class="special">&lt;</span><span class="identifier">F</span><span class="special">&gt;(</span><span class="identifier">seq</span><span class="special">)</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: An iterator of the same
iterator category as the iterators of <code class="computeroutput"><span class="identifier">seq</span></code>.
<span class="bold"><b>Return type</b></span>: An iterator of the same
iterator category as the iterators of <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns the first element
of <code class="computeroutput"><span class="identifier">seq</span></code> for which <a href="http://www.boost.org/libs/mpl/doc/refmanual/lambda-expression.html" target="_top">MPL
Lambda Expression</a> <code class="computeroutput"><span class="identifier">F</span></code>
evaluates to <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></code>, or <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/functions/end.html" title="end"><code class="computeroutput"><span class="identifier">end</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">)</span></code>
<span class="bold"><b>Semantics</b></span>: Returns the first element
of <tt class="computeroutput"><span class="identifier">seq</span></tt> for which <a href="http://www.boost.org/libs/mpl/doc/refmanual/lambda-expression.html" target="_top">MPL
Lambda Expression</a> <tt class="computeroutput"><span class="identifier">F</span></tt>
evaluates to <tt class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></tt>, or <tt class="computeroutput"><a href="../../../sequence/intrinsic/functions/end.html" title="end"><tt class="computeroutput"><span class="identifier">end</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">)</span></tt>
if there is no such element.
</p>
<a name="fusion.algorithm.query.functions.find_if.complexity"></a><h6>
<a name="id686482"></a>
<a class="link" href="find_if.html#fusion.algorithm.query.functions.find_if.complexity">Complexity</a>
<a name="id550050"></a>
<a href="find_if.html#fusion.algorithm.query.functions.find_if.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<p>
/algorithm/query/find_if.hpp&gt;
</p>
<a name="fusion.algorithm.query.functions.find_if.example"></a><h6>
<a name="id686536"></a>
<a class="link" href="find_if.html#fusion.algorithm.query.functions.find_if.example">Example</a>
<a name="id550133"></a>
<a href="find_if.html#fusion.algorithm.query.functions.find_if.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">const</span> <a class="link" href="../../../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special">&lt;</span><span class="keyword">double</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="number">1.0</span><span class="special">,</span><span class="number">2</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(*</span><a class="link" href="find_if.html" title="find_if"><code class="computeroutput"><span class="identifier">find_if</span></code></a><span class="special">&lt;</span><span class="identifier">is_integral</span><span class="special">&lt;</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">_</span><span class="special">&gt;</span> <span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <span class="number">2</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="find_if.html" title="find_if"><code class="computeroutput"><span class="identifier">find_if</span></code></a><span class="special">&lt;</span><span class="identifier">is_class</span><span class="special">&lt;</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">_</span><span class="special">&gt;</span> <span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <a class="link" href="../../../sequence/intrinsic/functions/end.html" title="end"><code class="computeroutput"><span class="identifier">end</span></code></a><span class="special">(</span><span class="identifier">vec</span><span class="special">));</span>
<pre class="programlisting"><span class="keyword">const</span> <a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">double</span><span class="special">,</span><span class="keyword">int</span><span class="special">&gt;</span> <span class="identifier">vec</span><span class="special">(</span><span class="number">1.0</span><span class="special">,</span><span class="number">2</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(*</span><a href="find_if.html" title="find_if"><tt class="computeroutput"><span class="identifier">find_if</span></tt></a><span class="special">&lt;</span><span class="identifier">is_integral</span><span class="special">&lt;</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">_</span><span class="special">&gt;</span> <span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <span class="number">2</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><a href="find_if.html" title="find_if"><tt class="computeroutput"><span class="identifier">find_if</span></tt></a><span class="special">&lt;</span><span class="identifier">is_class</span><span class="special">&lt;</span><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">_</span><span class="special">&gt;</span> <span class="special">&gt;(</span><span class="identifier">vec</span><span class="special">)</span> <span class="special">==</span> <a href="../../../sequence/intrinsic/functions/end.html" title="end"><tt class="computeroutput"><span class="identifier">end</span></tt></a><span class="special">(</span><span class="identifier">vec</span><span class="special">));</span>
</pre>
</div>
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</div>
<div class="section" title="none">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.none"></a><a class="link" href="none.html" title="none">none</a>
</h5></div></div></div>
<div class="section" lang="en">
<div class="titlepage">
<div><div><h5 class="title">
<a name="fusion.algorithm.query.functions.none"></a><a href="none.html" title="none">none</a>
</h5></div></div>
<div></div>
</div>
<a name="fusion.algorithm.query.functions.none.description"></a><h6>
<a name="id682697"></a>
<a class="link" href="none.html#fusion.algorithm.query.functions.none.description">Description</a>
<a name="id547251"></a>
<a href="none.html#fusion.algorithm.query.functions.none.description">Description</a>
</h6>
<p>
For a sequence <code class="computeroutput"><span class="identifier">seq</span></code> and
unary function object <code class="computeroutput"><span class="identifier">f</span></code>,
<code class="computeroutput"><span class="identifier">none</span></code> returns true if
<code class="computeroutput"><span class="identifier">f</span></code> returns false for every
element of <code class="computeroutput"><span class="identifier">seq</span></code>.
For a sequence <tt class="computeroutput"><span class="identifier">seq</span></tt> and
unary function object <tt class="computeroutput"><span class="identifier">f</span></tt>,
<tt class="computeroutput"><span class="identifier">none</span></tt> returns true if
<tt class="computeroutput"><span class="identifier">f</span></tt> returns false for every
element of <tt class="computeroutput"><span class="identifier">seq</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.none.synopsis"></a><h6>
<a name="id682750"></a>
<a class="link" href="none.html#fusion.algorithm.query.functions.none.synopsis">Synopsis</a>
<a name="id547326"></a>
<a href="none.html#fusion.algorithm.query.functions.none.synopsis">Synopsis</a>
</h6>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
<span class="keyword">typename</span> <span class="identifier">Sequence</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">F</span>
<span class="special">&gt;</span>
<span class="keyword">typename</span> <a class="link" href="../metafunctions/none.html" title="none"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">none</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">none</span><span class="special">(</span>
<span class="keyword">typename</span> <a href="../metafunctions/none.html" title="none"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">none</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">,</span><span class="identifier">F</span><span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">none</span><span class="special">(</span>
<span class="identifier">Sequence</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">seq</span><span class="special">,</span> <span class="identifier">F</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<div class="table">
<a name="id682886"></a><p class="title"><b>Table<EFBFBD>1.41.<2E>Parameters</b></p>
<div class="table-contents"><table class="table" summary="Parameters">
<a name="id547496"></a><p class="title"><b>Table<EFBFBD>1.41.<2E>Parameters</b></p>
<table class="table" summary="Parameters">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
<th><p>
Parameter
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Requirement
</p>
</th>
<th>
<p>
</p></th>
<th><p>
Description
</p>
</th>
</p></th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
A model of <a class="link" href="../../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward
Sequence</a>, <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code> is a valid expression, convertible
to <code class="computeroutput"><span class="keyword">bool</span></code>, for every
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
A model of <a href="../../../sequence/concepts/forward_sequence.html" title="Forward
Sequence">Forward
Sequence</a>, <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt> is a valid expression, convertible
to <tt class="computeroutput"><span class="keyword">bool</span></tt>, for every
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>
</p></td>
<td><p>
The sequence to search
</p>
</td>
</p></td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">f</span></code>
</p>
</td>
<td>
<p>
<td><p>
<tt class="computeroutput"><span class="identifier">f</span></tt>
</p></td>
<td><p>
A unary function object
</p>
</td>
<td>
<p>
</p></td>
<td><p>
The search predicate
</p>
</td>
</p></td>
</tr>
</tbody>
</table></div>
</table>
</div>
<br class="table-break"><a name="fusion.algorithm.query.functions.none.expression_semantics"></a><h6>
<a name="id683044"></a>
<a class="link" href="none.html#fusion.algorithm.query.functions.none.expression_semantics">Expression
<a name="fusion.algorithm.query.functions.none.expression_semantics"></a><h6>
<a name="id547683"></a>
<a href="none.html#fusion.algorithm.query.functions.none.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting"><a class="link" href="none.html" title="none"><code class="computeroutput"><span class="identifier">none</span></code></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span>
<pre class="programlisting"><a href="none.html" title="none"><tt class="computeroutput"><span class="identifier">none</span></tt></a><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">);</span>
</pre>
<p>
<span class="bold"><strong>Return type</strong></span>: <code class="computeroutput"><span class="keyword">bool</span></code>
<span class="bold"><b>Return type</b></span>: <tt class="computeroutput"><span class="keyword">bool</span></tt>
</p>
<p>
<span class="bold"><strong>Semantics</strong></span>: Returns true if and only
if <code class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></code>
evaluates to <code class="computeroutput"><span class="keyword">false</span></code> for every
element <code class="computeroutput"><span class="identifier">e</span></code> in <code class="computeroutput"><span class="identifier">seq</span></code>. Result equivalent to <code class="computeroutput"><span class="special">!</span><span class="identifier">any</span><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">)</span></code>.
<span class="bold"><b>Semantics</b></span>: Returns true if and only
if <tt class="computeroutput"><span class="identifier">f</span><span class="special">(</span><span class="identifier">e</span><span class="special">)</span></tt>
evaluates to <tt class="computeroutput"><span class="keyword">false</span></tt> for every
element <tt class="computeroutput"><span class="identifier">e</span></tt> in <tt class="computeroutput"><span class="identifier">seq</span></tt>. Result equivalent to <tt class="computeroutput"><span class="special">!</span><span class="identifier">any</span><span class="special">(</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">f</span><span class="special">)</span></tt>.
</p>
<a name="fusion.algorithm.query.functions.none.complexity"></a><h6>
<a name="id683186"></a>
<a class="link" href="none.html#fusion.algorithm.query.functions.none.complexity">Complexity</a>
<a name="id547871"></a>
<a href="none.html#fusion.algorithm.query.functions.none.complexity">Complexity</a>
</h6>
<p>
Linear. At most <code class="computeroutput"><a class="link" href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></code></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></code> comparisons.
Linear. At most <tt class="computeroutput"><a href="../../../sequence/intrinsic/metafunctions/size.html" title="size"><tt class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">size</span></tt></a><span class="special">&lt;</span><span class="identifier">Sequence</span><span class="special">&gt;::</span><span class="identifier">value</span></tt> comparisons.
</p>
<a name="fusion.algorithm.query.functions.none.header"></a><h6>
<a name="id683236"></a>
<a class="link" href="none.html#fusion.algorithm.query.functions.none.header">Header</a>
<a name="id547942"></a>
<a href="none.html#fusion.algorithm.query.functions.none.header">Header</a>
</h6>
<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">fusion</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">query</span><span class="special">/</span><span class="identifier">none</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">none</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.algorithm.query.functions.none.example"></a><h6>
<a name="id683351"></a>
<a class="link" href="none.html#fusion.algorithm.query.functions.none.example">Example</a>
<a name="id548090"></a>
<a href="none.html#fusion.algorithm.query.functions.none.example">Example</a>
</h6>
<pre class="programlisting"><span class="keyword">struct</span> <span class="identifier">odd</span>
<span class="special">{</span>
@ -157,8 +143,8 @@
<span class="special">}</span>
<span class="special">};</span>
<span class="special">...</span>
<span class="identifier">assert</span><span class="special">(</span><a class="link" href="none.html" title="none"><code class="computeroutput"><span class="identifier">none</span></code></a><span class="special">(</span><a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">2</span><span class="special">,</span><span class="number">4</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(!</span><a class="link" href="none.html" title="none"><code class="computeroutput"><span class="identifier">none</span></code></a><span class="special">(</span><a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(</span><a href="none.html" title="none"><tt class="computeroutput"><span class="identifier">none</span></tt></a><span class="special">(</span><a href="../../../container/generation/functions/make_vector.html" title="make_vector"><tt class="computeroutput"><span class="identifier">make_vector</span></tt></a><span class="special">(</span><span class="number">2</span><span class="special">,</span><span class="number">4</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
<span class="identifier">assert</span><span class="special">(!</span><a href="none.html" title="none"><tt class="computeroutput"><span class="identifier">none</span></tt></a><span class="special">(</span><a href="../../../container/generation/functions/make_vector.html" title="make_vector"><tt class="computeroutput"><span class="identifier">make_vector</span></tt></a><span class="special">(</span><span class="number">1</span><span class="special">,</span><span class="number">2</span><span class="special">),</span> <span class="identifier">odd</span><span class="special">()));</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>