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<title>Function operator&amp;&amp;</title>
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<h2><span class="refentrytitle">Function operator&amp;&amp;</span></h2>
<p>boost::logic::operator&amp;&amp; &#8212; Computes the logical conjuction of two tribools. </p>
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<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<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="../../tribool/reference.html#header.boost.logic.tribool_hpp" title="Header &lt;boost/logic/tribool.hpp&gt;">boost/logic/tribool.hpp</a>&gt;

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<span class="identifier">BOOST_CONSTEXPR</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> <span class="keyword">operator</span><span class="special">&amp;&amp;</span><span class="special">(</span><a class="link" href="tribool.html" title="Class tribool">tribool</a> x<span class="special">,</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> y<span class="special">)</span><span class="special">;</span>
<span class="identifier">BOOST_CONSTEXPR</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> <span class="keyword">operator</span><span class="special">&amp;&amp;</span><span class="special">(</span><a class="link" href="tribool.html" title="Class tribool">tribool</a> x<span class="special">,</span> <span class="keyword">bool</span> y<span class="special">)</span><span class="special">;</span>
<span class="identifier">BOOST_CONSTEXPR</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> <span class="keyword">operator</span><span class="special">&amp;&amp;</span><span class="special">(</span><span class="keyword">bool</span> x<span class="special">,</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> y<span class="special">)</span><span class="special">;</span>
<span class="identifier">BOOST_CONSTEXPR</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> <span class="keyword">operator</span><span class="special">&amp;&amp;</span><span class="special">(</span><span class="identifier">indeterminate_keyword_t</span><span class="special">,</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> x<span class="special">)</span><span class="special">;</span>
<span class="identifier">BOOST_CONSTEXPR</span> <a class="link" href="tribool.html" title="Class tribool">tribool</a> <span class="keyword">operator</span><span class="special">&amp;&amp;</span><span class="special">(</span><a class="link" href="tribool.html" title="Class tribool">tribool</a> x<span class="special">,</span> <span class="identifier">indeterminate_keyword_t</span><span class="special">)</span><span class="special">;</span></pre></div>
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<a name="idm45555085401040"></a><h2>Description</h2>
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<td><p><span class="term">Returns:</span></p></td>
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<p>the result of logically ANDing the two tribool values, according to the following table: </p>
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<td align="center" valign="middle"><span class="bold"><strong><code class="computeroutput">&amp;&amp;</code></strong></span></td>
<td align="center" valign="middle"><span class="bold"><strong>false</strong></span></td>
<td align="center" valign="middle"><span class="bold"><strong>true</strong></span></td>
<td align="center" valign="middle"><span class="bold"><strong>indeterminate</strong></span></td>
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<td align="center" valign="middle"><span class="bold"><strong>false</strong></span></td>
<td align="center" valign="middle">false</td>
<td align="center" valign="middle">false</td>
<td align="center" valign="middle">false</td>
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<td align="center" valign="middle"><span class="bold"><strong>true</strong></span></td>
<td align="center" valign="middle">false</td>
<td align="center" valign="middle">true</td>
<td align="center" valign="middle">indeterminate</td>
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<td align="center" valign="middle"><span class="bold"><strong>indeterminate</strong></span></td>
<td align="center" valign="middle">false</td>
<td align="center" valign="middle">indeterminate</td>
<td align="center" valign="middle">indeterminate</td>
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<td><p><span class="term">Throws:</span></p></td>
<td>Will not throw.</td>
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<td align="right"><div class="copyright-footer">Copyright &#169; 2002-2004 Douglas Gregor<p>Use, modification and distribution is subject to the Boost
    Software License, Version 1.0. (See accompanying file
    <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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