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<div class="section" id="reverse">
<h1><a class="toc-backref" href="./transformation-algorithms.html#id1497">reverse</a></h1>
<div class="section" id="id714">
<h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
<pre class="literal-block">
template&lt;
      typename Sequence
    , typename In = <em>unspecified</em>
    &gt;
struct <a href="./reverse.html" class="identifier">reverse</a>
{
    typedef <em>unspecified</em> type;
};
</pre>
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<div class="section" id="id715">
<h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
<p>Returns a reversed copy of the original sequence. <tt class="literal"><span class="pre"><a href="./reverse.html" class="identifier">reverse</a></span></tt> is a synonym for
<a class="reference internal" href="./reverse-copy.html">reverse_copy</a>.</p>
<p>[<em>Note:</em> This wording applies to a no-inserter version(s) of the algorithm. See the
<cite>Expression semantics</cite> subsection for a precise specification of the algorithm's
details in all cases — <em>end note</em>]</p>
</div>
<div class="section" id="id716">
<h3><a class="subsection-title" href="#header" name="header">Header</a></h3>
<pre class="literal-block">
#include &lt;<a href="../../../../boost/mpl/reverse.hpp" class="header">boost/mpl/reverse.hpp</a>&gt;
</pre>
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<div class="section" id="id717">
<h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3>
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<tr><th class="head">Parameter</th>
<th class="head">Requirement</th>
<th class="head">Description</th>
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<tr><td><tt class="literal"><span class="pre">Sequence</span></tt></td>
<td><a class="reference internal" href="./forward-sequence.html">Forward Sequence</a></td>
<td>A sequence to reverse.</td>
</tr>
<tr><td><tt class="literal"><span class="pre">In</span></tt></td>
<td><a class="reference internal" href="./inserter.html">Inserter</a></td>
<td>An inserter.</td>
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<div class="section" id="id718">
<h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3>
<p>For any <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a> <tt class="literal"><span class="pre">s</span></tt>, and an <a class="reference internal" href="./inserter.html">Inserter</a> <tt class="literal"><span class="pre">in</span></tt>:</p>
<pre class="literal-block">
typedef <a href="./reverse.html" class="identifier">reverse</a>&lt;s,in&gt;::type r;
</pre>
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<tr class="field"><th class="field-name">Return type:</th><td class="field-body"><p class="first">A type.</p>
</td>
</tr>
<tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><p class="first">Equivalent to</p>
<pre class="last literal-block">
typedef <a href="./reverse-copy.html" class="identifier">reverse_copy</a>&lt;s,in&gt;::type r;
</pre>
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<div class="section" id="id719">
<h3><a class="subsection-title" href="#complexity" name="complexity">Complexity</a></h3>
<p>Linear.</p>
</div>
<div class="section" id="id720">
<h3><a class="subsection-title" href="#example" name="example">Example</a></h3>
<pre class="literal-block">
typedef <a href="./vector-c.html" class="identifier">vector_c</a>&lt;int,9,8,7,6,5,4,3,2,1,0&gt; numbers;
typedef <a href="./reverse.html" class="identifier">reverse</a>&lt; numbers &gt;::type result;

<a href="./assert.html" class="identifier">BOOST_MPL_ASSERT</a>(( <a href="./equal.html" class="identifier">equal</a>&lt; result, <a href="./range-c.html" class="identifier">range_c</a>&lt;int,0,10&gt; > ));
</pre>
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<div class="section" id="id721">
<h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
<p><a class="reference internal" href="./transformation-algorithms.html">Transformation Algorithms</a>, <a class="reference internal" href="./reversible-algorithm.html">Reversible Algorithm</a>, <a class="reference internal" href="./reverse-copy.html">reverse_copy</a>, <a class="reference internal" href="./copy.html">copy</a>, <a class="reference internal" href="./copy-if.html">copy_if</a></p>
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