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updated boost from 1_33_1 to 1_34_1
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1<?xml version="1.0" encoding="utf-8" ?>
2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
3<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
4<!-- Copyright Aleksey Gurtovoy 2006. Distributed under the Boost -->
5<!-- Software License, Version 1.0. (See accompanying -->
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7<head>
8<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
9<meta name="generator" content="Docutils 0.3.6: http://docutils.sourceforge.net/" />
10<title>The MPL Reference Manual: copy</title>
11<link rel="stylesheet" href="../style.css" type="text/css" />
12</head>
13<body class="docframe refmanual">
14<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>
15<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>
16</tr></table><div class="header-separator"></div>
17<div class="section" id="copy">
18<h1><a class="toc-backref" href="./transformation-algorithms.html#id414" name="copy">copy</a></h1>
19<div class="section" id="copy-synopsis">
20<h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
21<pre class="literal-block">
22template&lt;
23      typename Sequence
24    , typename In = <em>unspecified</em>
25    &gt;
26struct <a href="./copy.html" class="identifier">copy</a>
27{
28    typedef <em>unspecified</em> type;
29};
30</pre>
31</div>
32<div class="section" id="copy-description">
33<h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
34<p>Returns a copy of the original sequence.</p>
35<p>[<em>Note:</em> This wording applies to a no-inserter version(s) of the algorithm. See the
36<cite>Expression semantics</cite> subsection for a precise specification of the algorithm's
37details in all cases — <em>end note</em>]</p>
38</div>
39<div class="section" id="copy-header">
40<h3><a class="subsection-title" href="#header" name="header">Header</a></h3>
41<pre class="literal-block">
42#include &lt;<a href="../../../../boost/mpl/copy.hpp" class="header">boost/mpl/copy.hpp</a>&gt;
43</pre>
44</div>
45<div class="section" id="copy-model-of">
46<h3><a class="subsection-title" href="#model-of" name="model-of">Model of</a></h3>
47<p><a class="reference" href="./reversible-algorithm.html">Reversible Algorithm</a></p>
48</div>
49<div class="section" id="copy-parameters">
50<h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3>
51<table border="1" class="table">
52<colgroup>
53<col width="21%" />
54<col width="37%" />
55<col width="42%" />
56</colgroup>
57<thead valign="bottom">
58<tr><th>Parameter</th>
59<th>Requirement</th>
60<th>Description</th>
61</tr>
62</thead>
63<tbody valign="top">
64<tr><td><tt class="literal"><span class="pre">Sequence</span></tt></td>
65<td><a class="reference" href="./forward-sequence.html">Forward Sequence</a></td>
66<td>A sequence to copy.</td>
67</tr>
68<tr><td><tt class="literal"><span class="pre">In</span></tt></td>
69<td><a class="reference" href="./inserter.html">Inserter</a></td>
70<td>An inserter.</td>
71</tr>
72</tbody>
73</table>
74</div>
75<div class="section" id="copy-expression-semantics">
76<h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3>
77<p>The semantics of an expression are defined only
78where they differ from, or are not defined in <a class="reference" href="./reversible-algorithm.html">Reversible Algorithm</a>.</p>
79<p>For any <a class="reference" href="./forward-sequence.html">Forward Sequence</a> <tt class="literal"><span class="pre">s</span></tt>, and an <a class="reference" href="./inserter.html">Inserter</a> <tt class="literal"><span class="pre">in</span></tt>:</p>
80<pre class="literal-block">
81typedef <a href="./copy.html" class="identifier">copy</a>&lt;s,in&gt;::type r;
82</pre>
83<table class="field-list" frame="void" rules="none">
84<col class="field-name" />
85<col class="field-body" />
86<tbody valign="top">
87<tr class="field"><th class="field-name">Return type:</th><td class="field-body">A type.</td>
88</tr>
89<tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><p class="first">Equivalent to</p>
90<pre class="last literal-block">
91typedef <a href="./fold.html" class="identifier">fold</a>&lt; s,in::state,in::operation &gt;::type r;
92</pre>
93</td>
94</tr>
95</tbody>
96</table>
97</div>
98<div class="section" id="copy-complexity">
99<h3><a class="subsection-title" href="#complexity" name="complexity">Complexity</a></h3>
100<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>
101</div>
102<div class="section" id="copy-example">
103<h3><a class="subsection-title" href="#example" name="example">Example</a></h3>
104<pre class="literal-block">
105typedef <a href="./vector-c.html" class="identifier">vector_c</a>&lt;int,0,1,2,3,4,5,6,7,8,9&gt; numbers;
106typedef <a href="./copy.html" class="identifier">copy</a>&lt;
107      <a href="./range-c.html" class="identifier">range_c</a>&lt;int,10,20&gt;
108    , <a href="./back-inserter.html" class="identifier">back_inserter</a>&lt; numbers &gt;
109    &gt;::type result;
110
111<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 );
112<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; > ));
113</pre>
114</div>
115<div class="section" id="copy-see-also">
116<h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
117<p><a class="reference" href="./transformation-algorithms.html">Transformation Algorithms</a>, <a class="reference" href="./reversible-algorithm.html">Reversible Algorithm</a>, <a class="refentry reference" href="./reverse-copy.html"><tt class="refentry literal"><span class="pre">reverse_copy</span></tt></a>, <a class="refentry reference" href="./copy-if.html"><tt class="refentry literal"><span class="pre">copy_if</span></tt></a>, <a class="refentry reference" href="./transform.html"><tt class="refentry literal"><span class="pre">transform</span></tt></a></p>
118<!-- modtime: November 13, 2004 01:54:21 +0000 -->
119<!-- Algorithms/Transformation Algorithms//copy_if |20 -->
120</div>
121</div>
122
123<div class="footer-separator"></div>
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