libs/type_traits/doc/html/boost_typetraits/reference/remove_extent.html

   1 <html>
   2 <head>
   3 <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
   4 <title>remove_extent</title>
   5 <link rel="stylesheet" href="../../../../../../doc/src/boostbook.css" type="text/css">
   6 <meta name="generator" content="DocBook XSL Stylesheets V1.79.1">
   7 <link rel="home" href="../../index.html" title="Chapter&#160;1.&#160;Boost.TypeTraits">
   8 <link rel="up" href="../reference.html" title="Alphabetical Reference">
   9 <link rel="prev" href="remove_cv.html" title="remove_cv">
  10 <link rel="next" href="remove_pointer.html" title="remove_pointer">
  11 </head>
  12 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
  13 <table cellpadding="2" width="100%"><tr>
  14 <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td>
  15 <td align="center"><a href="../../../../../../index.html">Home</a></td>
  16 <td align="center"><a href="../../../../../../libs/libraries.htm">Libraries</a></td>
  17 <td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
  18 <td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
  19 <td align="center"><a href="../../../../../../more/index.htm">More</a></td>
  20 </tr></table>
  21 <hr>
  22 <div class="spirit-nav">
  23 <a accesskey="p" href="remove_cv.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="remove_pointer.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
  24 </div>
  25 <div class="section">
  26 <div class="titlepage"><div><div><h3 class="title">
  27 <a name="boost_typetraits.reference.remove_extent"></a><a class="link" href="remove_extent.html" title="remove_extent">remove_extent</a>
  28 </h3></div></div></div>
  29 <pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
  30 <span class="keyword">struct</span> <span class="identifier">remove_extent</span>
  31 <span class="special">{</span>
  32    <span class="keyword">typedef</span> <em class="replaceable"><code>see-below</code></em> <span class="identifier">type</span><span class="special">;</span>
  33 <span class="special">};</span>
  34 </pre>
  35 <p>
  36         <span class="bold"><strong>type:</strong></span> If <code class="computeroutput"><span class="identifier">T</span></code>
  37         is an array type, then removes the topmost array bound, otherwise leaves
  38         <code class="computeroutput"><span class="identifier">T</span></code> unchanged.
  39       </p>
  40 <p>
  41         <span class="bold"><strong>C++ Standard Reference:</strong></span> 8.3.4.
  42       </p>
  43 <p>
  44         <span class="bold"><strong>Compiler Compatibility:</strong></span> All current compilers
  45         are supported by this trait.
  46       </p>
  47 <p>
  48         <span class="bold"><strong>Header:</strong></span> <code class="computeroutput"> <span class="preprocessor">#include</span>
  49         <span class="special">&lt;</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">&gt;</span></code>
  50         or <code class="computeroutput"> <span class="preprocessor">#include</span> <span class="special">&lt;</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">&gt;</span></code>
  51       </p>
  52 <div class="table">
  53 <a name="boost_typetraits.reference.remove_extent.examples"></a><p class="title"><b>Table&#160;1.30.&#160;Examples</b></p>
  54 <div class="table-contents"><table class="table" summary="Examples">
  55 <colgroup>
  56 <col>
  57 <col>
  58 </colgroup>
  59 <thead><tr>
  60 <th>
  61                 <p>
  62                   Expression
  63                 </p>
  64               </th>
  65 <th>
  66                 <p>
  67                   Result Type
  68                 </p>
  69               </th>
  70 </tr></thead>
  71 <tbody>
  72 <tr>
  73 <td>
  74                 <p>
  75                   <code class="computeroutput"><span class="identifier">remove_extent</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;::</span><span class="identifier">type</span></code>
  76                 </p>
  77               </td>
  78 <td>
  79                 <p>
  80                   <code class="computeroutput"><span class="keyword">int</span></code>
  81                 </p>
  82               </td>
  83 </tr>
  84 <tr>
  85 <td>
  86                 <p>
  87                   <code class="computeroutput"><span class="identifier">remove_extent</span><span class="special">&lt;</span><span class="keyword">int</span> <span class="keyword">const</span><span class="special">[</span><span class="number">2</span><span class="special">]&gt;::</span><span class="identifier">type</span></code>
  88                 </p>
  89               </td>
  90 <td>
  91                 <p>
  92                   <code class="computeroutput"><span class="keyword">int</span> <span class="keyword">const</span></code>
  93                 </p>
  94               </td>
  95 </tr>
  96 <tr>
  97 <td>
  98                 <p>
  99                   <code class="computeroutput"><span class="identifier">remove_extent</span><span class="special">&lt;</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">]&gt;::</span><span class="identifier">type</span></code>
 100                 </p>
 101               </td>
 102 <td>
 103                 <p>
 104                   <code class="computeroutput"><span class="keyword">int</span><span class="special">[</span><span class="number">4</span><span class="special">]</span></code>
 105                 </p>
 106               </td>
 107 </tr>
 108 <tr>
 109 <td>
 110                 <p>
 111                   <code class="computeroutput"><span class="identifier">remove_extent</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">[][</span><span class="number">2</span><span class="special">]&gt;::</span><span class="identifier">type</span></code>
 112                 </p>
 113               </td>
 114 <td>
 115                 <p>
 116                   <code class="computeroutput"><span class="keyword">int</span><span class="special">[</span><span class="number">2</span><span class="special">]</span></code>
 117                 </p>
 118               </td>
 119 </tr>
 120 <tr>
 121 <td>
 122                 <p>
 123                   <code class="computeroutput"><span class="identifier">remove_extent</span><span class="special">&lt;</span><span class="keyword">int</span> <span class="keyword">const</span><span class="special">*&gt;::</span><span class="identifier">type</span></code>
 124                 </p>
 125               </td>
 126 <td>
 127                 <p>
 128                   <code class="computeroutput"><span class="keyword">int</span> <span class="keyword">const</span><span class="special">*</span></code>
 129                 </p>
 130               </td>
 131 </tr>
 132 </tbody>
 133 </table></div>
 134 </div>
 135 <br class="table-break">
 136 </div>
 137 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 138 <td align="left"></td>
 139 <td align="right"><div class="copyright-footer">Copyright &#169; 2000, 2011 Adobe Systems Inc, David Abrahams,
 140       Frederic Bron, Steve Cleary, Beman Dawes, Aleksey Gurtovoy, Howard Hinnant,
 141       Jesse Jones, Mat Marcus, Itay Maman, John Maddock, Alexander Nasonov, Thorsten
 142       Ottosen, Roman Perepelitsa, Robert Ramey, Jeremy Siek, Robert Stewart and Steven
 143       Watanabe<p>
 144         Distributed under the Boost Software License, Version 1.0. (See accompanying
 145         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>)
 146       </p>
 147 </div></td>
 148 </tr></table>
 149 <hr>
 150 <div class="spirit-nav">
 151 <a accesskey="p" href="remove_cv.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="remove_pointer.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
 152 </div>
 153 </body>
 154 </html>