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7<title>The MPL Reference Manual: joint_view</title>
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11<table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./iterator-range.html" class="navigation-link">Prev</a>&nbsp;<a href="./single-view.html" class="navigation-link">Next</a></span><span class="navigation-group-separator">&nbsp;|&nbsp;</span><span class="navigation-group"><a href="./iterator-range.html" class="navigation-link">Back</a>&nbsp;<a href="./single-view.html" class="navigation-link">Along</a></span><span class="navigation-group-separator">&nbsp;|&nbsp;</span><span class="navigation-group"><a href="./views.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="./sequences.html" class="navigation-link">Sequences</a> / <a href="./views.html" class="navigation-link">Views</a> / <a href="./joint-view.html" class="navigation-link">joint_view</a></td>
13</tr></table><div class="header-separator"></div>
14<div class="section" id="joint-view">
15<h1><a class="toc-backref" href="./views.html#id348" name="joint-view">joint_view</a></h1>
16<div class="section" id="joint-synopsis">
17<h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
18<pre class="literal-block">
19template&lt;
20      typename Sequence1
21    , typename Sequence2
22    &gt;
23struct <a href="./joint-view.html" class="identifier">joint_view</a>
24{
25    // <em>unspecified</em>
26    // <em>...</em>
27};
28</pre>
29</div>
30<div class="section" id="joint-description">
31<h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
32<p>A view into the sequence of elements formed by concatenating <tt class="literal"><span class="pre">Sequence1</span></tt> 
33and <tt class="literal"><span class="pre">Sequence2</span></tt> elements.</p>
34</div>
35<div class="section" id="joint-header">
36<h3><a class="subsection-title" href="#header" name="header">Header</a></h3>
37<pre class="literal-block">
38#include &lt;<a href="../../../../boost/mpl/joint_view.hpp" class="header">boost/mpl/joint_view.hpp</a>&gt;
39</pre>
40</div>
41<div class="section" id="joint-model-of">
42<h3><a class="subsection-title" href="#model-of" name="model-of">Model of</a></h3>
43<ul class="simple">
44<li><a class="reference" href="./forward-sequence.html">Forward Sequence</a></li>
45</ul>
46</div>
47<div class="section" id="joint-parameters">
48<h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3>
49<table border="1" class="table">
50<colgroup>
51<col width="27%" />
52<col width="32%" />
53<col width="41%" />
54</colgroup>
55<thead valign="bottom">
56<tr><th>Parameter</th>
57<th>Requirement</th>
58<th>Description</th>
59</tr>
60</thead>
61<tbody valign="top">
62<tr><td><tt class="literal"><span class="pre">Sequence1</span></tt>,
63<tt class="literal"><span class="pre">Sequence2</span></tt></td>
64<td><a class="reference" href="./forward-sequence.html">Forward Sequence</a></td>
65<td>Sequences to create a view on.</td>
66</tr>
67</tbody>
68</table>
69</div>
70<div class="section" id="joint-expression-semantics">
71<h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3>
72<p>The semantics of an expression are defined only
73where they differ from, or are not defined in <a class="reference" href="./forward-sequence.html">Forward Sequence</a>.</p>
74<p>In the following table, <tt class="literal"><span class="pre">v</span></tt> is an instance of <tt class="literal"><span class="pre"><a href="./joint-view.html" class="identifier">joint_view</a></span></tt>, <tt class="literal"><span class="pre">s1</span></tt> and <tt class="literal"><span class="pre">s2</span></tt> are arbitrary
75<a class="reference" href="./forward-sequence.html">Forward Sequence</a>s.</p>
76<table border="1" class="table">
77<colgroup>
78<col width="34%" />
79<col width="66%" />
80</colgroup>
81<thead valign="bottom">
82<tr><th>Expression</th>
83<th>Semantics</th>
84</tr>
85</thead>
86<tbody valign="top">
87<tr><td><pre class="first last literal-block">
88<a href="./joint-view.html" class="identifier">joint_view</a>&lt;s1,s2&gt;
89<a href="./joint-view.html" class="identifier">joint_view</a>&lt;s1,s2&gt;::type
90</pre>
91</td>
92<td>A lazy <a class="reference" href="./forward-sequence.html">Forward Sequence</a> of all the elements in the
93ranges [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a>&lt;s1&gt;::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a>&lt;s1&gt;::type</span></tt>), [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a>&lt;s2&gt;::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a>&lt;s2&gt;::type</span></tt>).</td>
94</tr>
95<tr><td><tt class="literal"><span class="pre"><a href="./size.html" class="identifier">size</a>&lt;v&gt;::type</span></tt></td>
96<td>The size of <tt class="literal"><span class="pre">v</span></tt>;
97<tt class="literal"><span class="pre"><a href="./size.html" class="identifier">size</a>&lt;v&gt;::value</span> <span class="pre">==</span> <span class="pre"><a href="./size.html" class="identifier">size</a>&lt;s1&gt;::value</span> <span class="pre">+</span> <span class="pre"><a href="./size.html" class="identifier">size</a>&lt;s2&gt;::value</span></tt>;
98linear complexity; see <a class="reference" href="./forward-sequence.html">Forward Sequence</a>.</td>
99</tr>
100</tbody>
101</table>
102</div>
103<div class="section" id="joint-example">
104<h3><a class="subsection-title" href="#example" name="example">Example</a></h3>
105<pre class="literal-block">
106typedef <a href="./joint-view.html" class="identifier">joint_view</a>&lt;
107      <a href="./range-c.html" class="identifier">range_c</a>&lt;int,0,10&gt;
108    , <a href="./range-c.html" class="identifier">range_c</a>&lt;int,10,15&gt;
109    &gt; numbers;
110
111<a href="./assert.html" class="identifier">BOOST_MPL_ASSERT</a>(( <a href="./equal.html" class="identifier">equal</a>&lt; numbers, <a href="./range-c.html" class="identifier">range_c</a>&lt;int,0,15&gt; > ));
112</pre>
113</div>
114<div class="section" id="joint-see-also">
115<h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
116<p><a class="reference" href="./sequences.html">Sequences</a>, <a class="reference" href="./views.html">Views</a>, <a class="refentry reference" href="./filter-view.html"><tt class="refentry literal"><span class="pre">filter_view</span></tt></a>, <a class="refentry reference" href="./transform-view.html"><tt class="refentry literal"><span class="pre">transform_view</span></tt></a>, <a class="refentry reference" href="./zip-view.html"><tt class="refentry literal"><span class="pre">zip_view</span></tt></a>, <a class="refentry reference" href="./iterator-range.html"><tt class="refentry literal"><span class="pre">iterator_range</span></tt></a></p>
117<!-- modtime: November 13, 2004 01:12:00 +0000 -->
118<!-- Sequences/Views//single_view -->
119</div>
120</div>
121
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