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| <h2><span class="refentrytitle">Class template is_reference_wrapper</span></h2> |
| <p>boost::is_reference_wrapper — Determine if a type <code class="computeroutput">T</code> is an instantiation of <code class="computeroutput"><a class="link" href="reference_wrapper.html" title="Class template reference_wrapper">reference_wrapper</a></code>.</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: <<a class="link" href="../ref/reference.html#header.boost.ref_hpp" title="Header <boost/ref.hpp>">boost/ref.hpp</a>> |
| |
| </span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> T<span class="special">></span> |
| <span class="keyword">class</span> <a class="link" href="is_reference_wrapper.html" title="Class template is_reference_wrapper">is_reference_wrapper</a> <span class="special">{</span> |
| <span class="keyword">public</span><span class="special">:</span> |
| <span class="comment">// static constants</span> |
| <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> <span class="identifier">value</span> = <span class="identifier">unspecified</span><span class="special">;</span> |
| <span class="special">}</span><span class="special">;</span></pre></div> |
| <div class="refsect1"> |
| <a name="id2524472"></a><h2>Description</h2> |
| <p>The <code class="computeroutput">value</code> static |
| constant will be <code class="computeroutput">true</code> iff the |
| type <code class="computeroutput">T</code> is a specialization of |
| <code class="computeroutput"><a class="link" href="reference_wrapper.html" title="Class template reference_wrapper">reference_wrapper</a></code>.</p> |
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| <td align="right"><div class="copyright-footer">Copyright © 1999, 2000 Jaakko Järvi<br>Copyright © 2001, 2002 Peter Dimov<br>Copyright © 2002 David Abrahams<p>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>. |
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