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  27 <a name="boost.last_value"></a><div class="titlepage"></div>
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  29 <h2><span class="refentrytitle">Class template last_value</span></h2>
  30 <p>boost::last_value &#8212; Evaluate an <a class="link" href="../InputIterator.html" title="Concept InputIterator">InputIterator</a> sequence and return the
  31       last value in the sequence.</p>
  32 </div>
  33 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  34 <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="../signals/reference.html#header.boost.last_value_hpp" title="Header &lt;boost/last_value.hpp&gt;">boost/last_value.hpp</a>&gt;
  35
  36 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span>
  37 <span class="keyword">class</span> <a class="link" href="last_value.html" title="Class template last_value">last_value</a> <span class="special">{</span>
  38 <span class="keyword">public</span><span class="special">:</span>
  39   <span class="comment">// types</span>
  40   <span class="keyword">typedef</span> <span class="identifier">T</span> <a name="boost.last_value.result_type"></a><span class="identifier">result_type</span><span class="special">;</span>
  41
  42   <span class="comment">// <a class="link" href="last_value.html#idp718930736-bb">invocation</a></span>
  43   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> <a class="link" href="../InputIterator.html" title="Concept InputIterator">InputIterator</a><span class="special">&gt;</span>
  44     <span class="identifier">result_type</span> <a class="link" href="last_value.html#idp718931296-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">InputIterator</span><span class="special">,</span> <span class="identifier">InputIterator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  45 <span class="special">}</span><span class="special">;</span></pre></div>
  46 <div class="refsect1">
  47 <a name="idp521296656"></a><h2>Description</h2>
  48 <div class="refsect2">
  49 <a name="idp521297072"></a><h3>
  50 <a name="idp718930736-bb"></a><code class="computeroutput">last_value</code> invocation</h3>
  51 <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
  52 <pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> <a class="link" href="../InputIterator.html" title="Concept InputIterator">InputIterator</a><span class="special">&gt;</span>
  53   <span class="identifier">result_type</span> <a name="idp718931296-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">InputIterator</span> first<span class="special">,</span> <span class="identifier">InputIterator</span> last<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
  54 <div class="variablelist"><table border="0" class="variablelist compact">
  55 <colgroup>
  56 <col align="left" valign="top">
  57 <col>
  58 </colgroup>
  59 <tbody>
  60 <tr>
  61 <td><p><span class="term">Requires:</span></p></td>
  62 <td><p><code class="computeroutput">first != last</code></p></td>
  63 </tr>
  64 <tr>
  65 <td><p><span class="term">Effects:</span></p></td>
  66 <td><p>Dereferences every iterator in the sequence <code class="computeroutput">[first, last)</code>.</p></td>
  67 </tr>
  68 <tr>
  69 <td><p><span class="term">Returns:</span></p></td>
  70 <td><p>The result of dereferencing the iterator <code class="computeroutput">last-1</code>.</p></td>
  71 </tr>
  72 </tbody>
  73 </table></div>
  74 </li></ol></div>
  75 </div>
  76 <div class="refsect2">
  77 <a name="idp521315520"></a><h3>Specializations</h3>
  78 <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"><p><a class="link" href="last_value_vo_idp718940032.html" title="Class last_value&lt;void&gt;">Class last_value&lt;void&gt;</a></p></li></ul></div>
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  84 <td align="right"><div class="copyright-footer">Copyright &#169; 2001-2004 Douglas Gregor<p>Use, modification and distribution is subject to the Boost
  85     Software License, Version 1.0. (See accompanying file
  86     <code class="filename">LICENSE_1_0.txt</code> or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</p>
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