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<div class="titlepage"><div><div><h3 class="title">
<a name="boost_typetraits.reference.remove_extent"></a><a class="link" href="remove_extent.html" title="remove_extent"> remove_extent</a>
</h3></div></div></div>
<pre class="programlisting"><span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">></span>
<span class="keyword">struct</span> <span class="identifier">remove_extent</span>
<span class="special">{</span>
<span class="keyword">typedef</span> <em class="replaceable"><code>see-below</code></em> <span class="identifier">type</span><span class="special">;</span>
<span class="special">};</span>
</pre>
<p>
<span class="bold"><strong>type:</strong></span> If <code class="computeroutput"><span class="identifier">T</span></code>
is an array type, then removes the topmost array bound, otherwise leaves
<code class="computeroutput"><span class="identifier">T</span></code> unchanged.
</p>
<p>
<span class="bold"><strong>C++ Standard Reference:</strong></span> 8.3.4.
</p>
<p>
<span class="bold"><strong>Compiler Compatibility:</strong></span> If the compiler
does not support partial specialization of class-templates then this template
will compile, but the member <code class="computeroutput"><span class="identifier">type</span></code>
will always be the same as type <code class="computeroutput"><span class="identifier">T</span></code>
except where <a class="link" href="../category/transform.html#boost_typetraits.category.transform.broken_compiler_workarounds_">compiler
workarounds</a> have been applied.
</p>
<p>
<span class="bold"><strong>Header:</strong></span> <code class="computeroutput"> <span class="preprocessor">#include</span>
<span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">type_traits</span><span class="special">/</span><span class="identifier">remove_extent</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span></code>
or <code class="computeroutput"> <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">type_traits</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span></code>
</p>
<div class="table">
<a name="id963320"></a><p class="title"><b>Table 1.21. Examples</b></p>
<div class="table-contents"><table class="table" summary="Examples">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Expression
</p>
</th>
<th>
<p>
Result Type
</p>
</th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">remove_extent</span><span class="special"><</span><span class="keyword">int</span><span class="special">>::</span><span class="identifier">type</span></code>
</p>
</td>
<td>
<p>
<code class="computeroutput"><span class="keyword">int</span></code>
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">remove_extent</span><span class="special"><</span><span class="keyword">int</span> <span class="keyword">const</span><span class="special">[</span><span class="number">2</span><span class="special">]>::</span><span class="identifier">type</span></code>
</p>
</td>
<td>
<p>
<code class="computeroutput"><span class="keyword">int</span> <span class="keyword">const</span></code>
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">remove_extent</span><span class="special"><</span><span class="keyword">int</span><span class="special">[</span><span class="number">2</span><span class="special">][</span><span class="number">4</span><span class="special">]>::</span><span class="identifier">type</span></code>
</p>
</td>
<td>
<p>
<code class="computeroutput"><span class="keyword">int</span><span class="special">[</span><span class="number">4</span><span class="special">]</span></code>
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">remove_extent</span><span class="special"><</span><span class="keyword">int</span><span class="special">[][</span><span class="number">2</span><span class="special">]>::</span><span class="identifier">type</span></code>
</p>
</td>
<td>
<p>
<code class="computeroutput"><span class="keyword">int</span><span class="special">[</span><span class="number">2</span><span class="special">]</span></code>
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput"><span class="identifier">remove_extent</span><span class="special"><</span><span class="keyword">int</span> <span class="keyword">const</span><span class="special">*>::</span><span class="identifier">type</span></code>
</p>
</td>
<td>
<p>
<code class="computeroutput"><span class="keyword">int</span> <span class="keyword">const</span><span class="special">*</span></code>
</p>
</td>
</tr>
</tbody>
</table></div>
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<td align="right"><div class="copyright-footer">Copyright © 2000, 2006 Adobe Systems Inc, David Abrahams,
Steve Cleary, Beman Dawes, Aleksey Gurtovoy, Howard Hinnant, Jesse Jones, Mat
Marcus, Itay Maman, John Maddock, Alexander Nasonov, Thorsten Ottosen, Robert
Ramey and Jeremy Siek<p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
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>)
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