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  27 <a name="boost.algorithm.operator&amp;&amp;_idp546411792"></a><div class="titlepage"></div>
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  29 <h2><span class="refentrytitle">Function template operator&amp;&amp;</span></h2>
  30 <p>boost::algorithm::operator&amp;&amp; &#8212; predicate 'and' composition predicate </p>
  31 </div>
  32 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  33 <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="../../string_algo/reference.html#header.boost.algorithm.string.classification_hpp" title="Header &lt;boost/algorithm/string/classification.hpp&gt;">boost/algorithm/string/classification.hpp</a>&gt;
  34
  35 </span>
  36 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Pred1T<span class="special">,</span> <span class="keyword">typename</span> Pred2T<span class="special">&gt;</span>
  37   <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <span class="keyword">operator</span><span class="special">&amp;&amp;</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">predicate_facade</span><span class="special">&lt;</span> <span class="identifier">Pred1T</span> <span class="special">&gt;</span> <span class="special">&amp;</span> Pred1<span class="special">,</span>
  38                          <span class="keyword">const</span> <span class="identifier">predicate_facade</span><span class="special">&lt;</span> <span class="identifier">Pred2T</span> <span class="special">&gt;</span> <span class="special">&amp;</span> Pred2<span class="special">)</span><span class="special">;</span></pre></div>
  39 <div class="refsect1">
  40 <a name="idp114487232"></a><h2>Description</h2>
  41 <p>Construct the <code class="computeroutput">class_and</code> predicate. This predicate can be used to logically combine two classification predicates. <code class="computeroutput">class_and</code> holds, if both predicates return true.</p>
  42 <p>
  43
  44 </p>
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  46 <colgroup>
  47 <col align="left" valign="top">
  48 <col>
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  52 <td><p><span class="term">Parameters:</span></p></td>
  53 <td><div class="variablelist"><table border="0" class="variablelist compact">
  54 <colgroup>
  55 <col align="left" valign="top">
  56 <col>
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  59 <tr>
  60 <td><p><span class="term"><code class="computeroutput">Pred1</code></span></p></td>
  61 <td><p>The first predicate </p></td>
  62 </tr>
  63 <tr>
  64 <td><p><span class="term"><code class="computeroutput">Pred2</code></span></p></td>
  65 <td><p>The second predicate </p></td>
  66 </tr>
  67 </tbody>
  68 </table></div></td>
  69 </tr>
  70 <tr>
  71 <td><p><span class="term">Returns:</span></p></td>
  72 <td><p>An instance of the <code class="computeroutput">class_and</code> predicate </p></td>
  73 </tr>
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  80 <td align="right"><div class="copyright-footer">Copyright &#169; 2002-2004 Pavol Droba<p>Use, modification and distribution is subject to the Boost
  81                 Software License, Version 1.0. (See accompanying file
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