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  26 <a name="boost.xpressive.op.second"></a><div class="titlepage"></div>
  27 <div class="refnamediv">
  28 <h2><span class="refentrytitle">Struct second</span></h2>
  29 <p>boost::xpressive::op::second &#8212; <code class="computeroutput">second</code> is a PolymorphicFunctionObject for fetching the second element of a pair. </p>
  30 </div>
  31 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  32 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../../xpressive/reference.html#header.boost.xpressive.regex_actions_hpp" title="Header &lt;boost/xpressive/regex_actions.hpp&gt;">boost/xpressive/regex_actions.hpp</a>&gt;
  33
  34 </span>
  35 <span class="keyword">struct</span> <a class="link" href="second.html" title="Struct second">second</a> <span class="special">{</span>
  36   <span class="comment">// member classes/structs/unions</span>
  37   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Sig<span class="special">&gt;</span>
  38   <span class="keyword">struct</span> <a class="link" href="second/result.html" title="Struct template result">result</a> <span class="special">{</span>
  39   <span class="special">}</span><span class="special">;</span>
  40   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> This<span class="special">,</span> <span class="keyword">typename</span> Pair<span class="special">&gt;</span>
  41   <span class="keyword">struct</span> <a class="link" href="second/result_This_P_idp355419600.html" title="Struct template result&lt;This(Pair)&gt;">result</a><span class="special">&lt;</span><span class="identifier">This</span><span class="special">(</span><span class="identifier">Pair</span><span class="special">)</span><span class="special">&gt;</span> <span class="special">{</span>
  42     <span class="comment">// types</span>
  43     <span class="keyword">typedef</span> <span class="identifier">remove_reference</span><span class="special">&lt;</span> <span class="identifier">Pair</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span><span class="special">::</span><span class="identifier">second_type</span> <a class="link" href="second/result_This_P_idp355419600.html#boost.xpressive.op.second.result_This(P_idp355419600.type"><span class="identifier">type</span></a><span class="special">;</span>
  44   <span class="special">}</span><span class="special">;</span>
  45
  46   <span class="comment">// <a class="link" href="second.html#idp355422704-bb">public member functions</a></span>
  47   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Pair<span class="special">&gt;</span> <span class="identifier">Pair</span><span class="special">::</span><span class="identifier">second_type</span> <a class="link" href="second.html#idp355423264-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">Pair</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  48 <span class="special">}</span><span class="special">;</span></pre></div>
  49 <div class="refsect1">
  50 <a name="idp532322176"></a><h2>Description</h2>
  51 <div class="refsect2">
  52 <a name="idp532322592"></a><h3>
  53 <a name="idp355422704-bb"></a><code class="computeroutput">second</code> public member functions</h3>
  54 <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
  55 <pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Pair<span class="special">&gt;</span> <span class="identifier">Pair</span><span class="special">::</span><span class="identifier">second_type</span> <a name="idp355423264-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">Pair</span> <span class="keyword">const</span> <span class="special">&amp;</span> p<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
  56 <p>
  57
  58 </p>
  59 <div class="variablelist"><table border="0" class="variablelist compact">
  60 <colgroup>
  61 <col align="left" valign="top">
  62 <col>
  63 </colgroup>
  64 <tbody>
  65 <tr>
  66 <td><p><span class="term">Parameters:</span></p></td>
  67 <td><div class="variablelist"><table border="0" class="variablelist compact">
  68 <colgroup>
  69 <col align="left" valign="top">
  70 <col>
  71 </colgroup>
  72 <tbody><tr>
  73 <td><p><span class="term"><code class="computeroutput">p</code></span></p></td>
  74 <td><p>The pair from which to fetch the second element. </p></td>
  75 </tr></tbody>
  76 </table></div></td>
  77 </tr>
  78 <tr>
  79 <td><p><span class="term">Returns:</span></p></td>
  80 <td><p><code class="computeroutput">p.second</code> </p></td>
  81 </tr>
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  89 <td align="left"></td>
  90 <td align="right"><div class="copyright-footer">Copyright &#169; 2007 Eric Niebler<p>
  91         Distributed under the Boost Software License, Version 1.0. (See accompanying
  92         file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
  93       </p>
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