ceph/src/boost/libs/mpl/doc/refmanual/copy.html

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  11 <table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./transformation-algorithms.html" class="navigation-link">Prev</a>&nbsp;<a href="./copy-if.html" class="navigation-link">Next</a></span><span class="navigation-group-separator">&nbsp;|&nbsp;</span><span class="navigation-group">Back&nbsp;<a href="./copy-if.html" class="navigation-link">Along</a></span><span class="navigation-group-separator">&nbsp;|&nbsp;</span><span class="navigation-group"><a href="./transformation-algorithms.html" class="navigation-link">Up</a>&nbsp;<a href="../refmanual.html" class="navigation-link">Home</a></span><span class="navigation-group-separator">&nbsp;|&nbsp;</span><span class="navigation-group"><a href="./refmanual_toc.html" class="navigation-link">Full TOC</a></span></td>
  12 <td class="header-group page-location"><a href="../refmanual.html" class="navigation-link">Front Page</a> / <a href="./algorithms.html" class="navigation-link">Algorithms</a> / <a href="./transformation-algorithms.html" class="navigation-link">Transformation Algorithms</a> / <a href="./copy.html" class="navigation-link">copy</a></td>
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  14 <div class="section" id="copy">
  15 <h1><a class="toc-backref" href="./transformation-algorithms.html#id1486">copy</a></h1>
  16 <div class="section" id="id615">
  17 <h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
  18 <pre class="literal-block">
  19 template&lt;
  20       typename Sequence
  21     , typename In = <em>unspecified</em>
  22     &gt;
  23 struct <a href="./copy.html" class="identifier">copy</a>
  24 {
  25     typedef <em>unspecified</em> type;
  26 };
  27 </pre>
  28 </div>
  29 <div class="section" id="id616">
  30 <h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
  31 <p>Returns a copy of the original sequence.</p>
  32 <p>[<em>Note:</em> This wording applies to a no-inserter version(s) of the algorithm. See the
  33 <cite>Expression semantics</cite> subsection for a precise specification of the algorithm's
  34 details in all cases — <em>end note</em>]</p>
  35 </div>
  36 <div class="section" id="id617">
  37 <h3><a class="subsection-title" href="#header" name="header">Header</a></h3>
  38 <pre class="literal-block">
  39 #include &lt;<a href="../../../../boost/mpl/copy.hpp" class="header">boost/mpl/copy.hpp</a>&gt;
  40 </pre>
  41 </div>
  42 <div class="section" id="id618">
  43 <h3><a class="subsection-title" href="#model-of" name="model-of">Model of</a></h3>
  44 <p><a class="reference internal" href="./reversible-algorithm.html">Reversible Algorithm</a></p>
  45 </div>
  46 <div class="section" id="id619">
  47 <h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3>
  48 <table border="1" class="docutils table">
  49 <colgroup>
  50 <col width="21%" />
  51 <col width="37%" />
  52 <col width="42%" />
  53 </colgroup>
  54 <thead valign="bottom">
  55 <tr><th class="head">Parameter</th>
  56 <th class="head">Requirement</th>
  57 <th class="head">Description</th>
  58 </tr>
  59 </thead>
  60 <tbody valign="top">
  61 <tr><td><tt class="literal"><span class="pre">Sequence</span></tt></td>
  62 <td><a class="reference internal" href="./forward-sequence.html">Forward Sequence</a></td>
  63 <td>A sequence to copy.</td>
  64 </tr>
  65 <tr><td><tt class="literal"><span class="pre">In</span></tt></td>
  66 <td><a class="reference internal" href="./inserter.html">Inserter</a></td>
  67 <td>An inserter.</td>
  68 </tr>
  69 </tbody>
  70 </table>
  71 </div>
  72 <div class="section" id="id620">
  73 <h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3>
  74 <p>The semantics of an expression are defined only
  75 where they differ from, or are not defined in <a class="reference internal" href="./reversible-algorithm.html">Reversible Algorithm</a>.</p>
  76 <p>For any <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a> <tt class="literal"><span class="pre">s</span></tt>, and an <a class="reference internal" href="./inserter.html">Inserter</a> <tt class="literal"><span class="pre">in</span></tt>:</p>
  77 <pre class="literal-block">
  78 typedef <a href="./copy.html" class="identifier">copy</a>&lt;s,in&gt;::type r;
  79 </pre>
  80 <table class="docutils field-list" frame="void" rules="none">
  81 <col class="field-name" />
  82 <col class="field-body" />
  83 <tbody valign="top">
  84 <tr class="field"><th class="field-name">Return type:</th><td class="field-body"><p class="first">A type.</p>
  85 </td>
  86 </tr>
  87 <tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><p class="first">Equivalent to</p>
  88 <pre class="last literal-block">
  89 typedef <a href="./fold.html" class="identifier">fold</a>&lt; s,in::state,in::operation &gt;::type r;
  90 </pre>
  91 </td>
  92 </tr>
  93 </tbody>
  94 </table>
  95 </div>
  96 <div class="section" id="id621">
  97 <h3><a class="subsection-title" href="#complexity" name="complexity">Complexity</a></h3>
  98 <p>Linear. Exactly <tt class="literal"><span class="pre"><a href="./size.html" class="identifier">size</a>&lt;s&gt;::value</span></tt> applications of <tt class="literal"><span class="pre">in::operation</span></tt>.</p>
  99 </div>
 100 <div class="section" id="id622">
 101 <h3><a class="subsection-title" href="#example" name="example">Example</a></h3>
 102 <pre class="literal-block">
 103 typedef <a href="./vector-c.html" class="identifier">vector_c</a>&lt;int,0,1,2,3,4,5,6,7,8,9&gt; numbers;
 104 typedef <a href="./copy.html" class="identifier">copy</a>&lt;
 105       <a href="./range-c.html" class="identifier">range_c</a>&lt;int,10,20&gt;
 106     , <a href="./back-inserter.html" class="identifier">back_inserter</a>&lt; numbers &gt;
 107     &gt;::type result;
 108
 109 <a href="./assert-relation.html" class="identifier">BOOST_MPL_ASSERT_RELATION</a>( <a href="./size.html" class="identifier">size</a>&lt;result&gt;::value, ==, 20 );
 110 <a href="./assert.html" class="identifier">BOOST_MPL_ASSERT</a>(( <a href="./equal.html" class="identifier">equal</a>&lt; result,<a href="./range-c.html" class="identifier">range_c</a>&lt;int,0,20&gt; > ));
 111 </pre>
 112 </div>
 113 <div class="section" id="id623">
 114 <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
 115 <p><a class="reference internal" href="./transformation-algorithms.html">Transformation Algorithms</a>, <a class="reference internal" href="./reversible-algorithm.html">Reversible Algorithm</a>, <a class="reference internal" href="./reverse-copy.html">reverse_copy</a>, <a class="reference internal" href="./copy-if.html">copy_if</a>, <a class="reference internal" href="./transform.html">transform</a></p>
 116 <!-- Algorithms/Transformation Algorithms//copy_if |20 -->
 117 </div>
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