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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#id1420">joint_view</a></h1>
16<div class="section" id="id143">
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="id144">
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="id145">
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="id146">
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 internal" href="./forward-sequence.html">Forward Sequence</a></li>
45</ul>
46</div>
47<div class="section" id="id147">
48<h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3>
49<table border="1" class="docutils table">
50<colgroup>
51<col width="27%" />
52<col width="32%" />
53<col width="41%" />
54</colgroup>
55<thead valign="bottom">
56<tr><th class="head">Parameter</th>
57<th class="head">Requirement</th>
58<th class="head">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 internal" 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="id148">
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 internal" 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 internal" href="./forward-sequence.html">Forward Sequence</a>s.</p>
76<table border="1" class="docutils table">
77<colgroup>
78<col width="34%" />
79<col width="66%" />
80</colgroup>
81<thead valign="bottom">
82<tr><th class="head">Expression</th>
83<th class="head">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 internal" 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 internal" href="./forward-sequence.html">Forward Sequence</a>.</td>
99</tr>
100</tbody>
101</table>
102</div>
103<div class="section" id="id149">
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="id150">
115<h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
116<p><a class="reference internal" href="./sequences.html">Sequences</a>, <a class="reference internal" href="./views.html">Views</a>, <a class="reference internal" href="./filter-view.html">filter_view</a>, <a class="reference internal" href="./transform-view.html">transform_view</a>, <a class="reference internal" href="./zip-view.html">zip_view</a>, <a class="reference internal" href="./iterator-range.html">iterator_range</a></p>
117<!-- Sequences/Views//single_view -->
118</div>
119</div>
120
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123<td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div>
124Distributed under the Boost Software License, Version 1.0. (See accompanying
125file LICENSE_1_0.txt or copy at <a class="reference external" href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</div></td></tr></table></body>
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