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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="./classes.html" class="navigation-link">Classes</a> / <a href="./vector.html" class="navigation-link">vector</a></td> | |
13 | </tr></table><div class="header-separator"></div> | |
14 | <div class="section" id="vector"> | |
15 | <h1><a class="toc-backref" href="./classes.html#id1406">vector</a></h1> | |
16 | <div class="section" id="id51"> | |
17 | <h3><a class="subsection-title" href="#description" name="description">Description</a></h3> | |
18 | <p><tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> is a <a class="reference internal" href="./variadic-sequence.html">variadic</a>, <a class="reference internal" href="./random-access-sequence.html">random access</a>, <a class="reference internal" href="./extensible-sequence.html">extensible</a> sequence of types that | |
19 | supports constant-time insertion and removal of elements at both ends, and | |
20 | linear-time insertion and removal of elements in the middle. On compilers that | |
21 | support the <tt class="literal"><span class="pre">typeof</span></tt> extension, <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> is the simplest and in many cases the | |
22 | most efficient sequence.</p> | |
23 | </div> | |
24 | <div class="section" id="header"> | |
25 | <h3>Header</h3> | |
26 | <table border="1" class="docutils table"> | |
27 | <colgroup> | |
28 | <col width="26%" /> | |
29 | <col width="74%" /> | |
30 | </colgroup> | |
31 | <thead valign="bottom"> | |
32 | <tr><th class="head">Sequence form</th> | |
33 | <th class="head">Header</th> | |
34 | </tr> | |
35 | </thead> | |
36 | <tbody valign="top"> | |
37 | <tr><td>Variadic</td> | |
38 | <td><tt class="literal"><span class="pre">#include <<a href="../../../../boost/mpl/vector.hpp" class="header">boost/mpl/vector.hpp</a>></span></tt></td> | |
39 | </tr> | |
40 | <tr><td>Numbered</td> | |
41 | <td><tt class="literal"><span class="pre">#include <boost/mpl/vector/vector</span></tt><em>n</em><tt class="literal"><span class="pre">.hpp></span></tt></td> | |
42 | </tr> | |
43 | </tbody> | |
44 | </table> | |
45 | </div> | |
46 | <div class="section" id="model-of"> | |
47 | <h3>Model of</h3> | |
48 | <ul class="simple"> | |
49 | <li><a class="reference internal" href="./variadic-sequence.html">Variadic Sequence</a></li> | |
50 | <li><a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a></li> | |
51 | <li><a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a></li> | |
52 | <li><a class="reference internal" href="./back-extensible-sequence.html">Back Extensible Sequence</a></li> | |
53 | <li><a class="reference internal" href="./front-extensible-sequence.html">Front Extensible Sequence</a></li> | |
54 | </ul> | |
55 | </div> | |
56 | <div class="section" id="id54"> | |
57 | <h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3> | |
58 | <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="./vector.html" class="identifier">vector</a></span></tt>, <tt class="literal"><span class="pre">pos</span></tt> and <tt class="literal"><span class="pre">last</span></tt> are iterators | |
59 | into <tt class="literal"><span class="pre">v</span></tt>, <tt class="literal"><span class="pre">r</span></tt> is a <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a>, <tt class="literal"><span class="pre">n</span></tt> is an <a class="reference internal" href="./integral-constant.html">Integral Constant</a>, and <tt class="literal"><span class="pre">x</span></tt> and | |
60 | <em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub> are arbitrary types.</p> | |
61 | <table border="1" class="docutils table"> | |
62 | <colgroup> | |
63 | <col width="40%" /> | |
64 | <col width="60%" /> | |
65 | </colgroup> | |
66 | <thead valign="bottom"> | |
67 | <tr><th class="head">Expression</th> | |
68 | <th class="head">Semantics</th> | |
69 | </tr> | |
70 | </thead> | |
71 | <tbody valign="top"> | |
72 | <tr><td><pre class="first last literal-block"> | |
73 | <a href="./vector.html" class="identifier">vector</a><<em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub>> | |
74 | <a href="./vector.html" class="identifier">vector</a><em>n</em><<em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub>> | |
75 | </pre> | |
76 | </td> | |
77 | <td><tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of elements <em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub>; see | |
78 | <a class="reference internal" href="./variadic-sequence.html">Variadic Sequence</a>.</td> | |
79 | </tr> | |
80 | <tr><td><pre class="first last literal-block"> | |
81 | <a href="./vector.html" class="identifier">vector</a><<em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub>>::type | |
82 | <a href="./vector.html" class="identifier">vector</a><em>n</em><<em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub>>::type | |
83 | </pre> | |
84 | </td> | |
85 | <td>Identical to <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt><em>n</em><tt class="literal"><span class="pre"><</span></tt><em>t</em><sub>1</sub>,<em>t</em><sub>2</sub>,... <em>t</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt>; | |
86 | see <a class="reference internal" href="./variadic-sequence.html">Variadic Sequence</a>.</td> | |
87 | </tr> | |
88 | <tr><td><tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt></td> | |
89 | <td>An iterator pointing to the beginning of <tt class="literal"><span class="pre">v</span></tt>; | |
90 | see <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
91 | </tr> | |
92 | <tr><td><tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt></td> | |
93 | <td>An iterator pointing to the end of <tt class="literal"><span class="pre">v</span></tt>; | |
94 | see <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
95 | </tr> | |
96 | <tr><td><tt class="literal"><span class="pre"><a href="./size.html" class="identifier">size</a><v>::type</span></tt></td> | |
97 | <td>The size of <tt class="literal"><span class="pre">v</span></tt>; see <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
98 | </tr> | |
99 | <tr><td><tt class="literal"><span class="pre"><a href="./empty.html" class="identifier">empty</a><v>::type</span></tt></td> | |
100 | <td>A boolean <a class="reference internal" href="./integral-constant.html">Integral Constant</a> <tt class="literal"><span class="pre">c</span></tt> such that | |
101 | <tt class="literal"><span class="pre">c::value</span> <span class="pre">==</span> <span class="pre">true</span></tt> if and only if the sequence is empty; | |
102 | see <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
103 | </tr> | |
104 | <tr><td><tt class="literal"><span class="pre"><a href="./front.html" class="identifier">front</a><v>::type</span></tt></td> | |
105 | <td>The first element in <tt class="literal"><span class="pre">v</span></tt>; see | |
106 | <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
107 | </tr> | |
108 | <tr><td><tt class="literal"><span class="pre"><a href="./back.html" class="identifier">back</a><v>::type</span></tt></td> | |
109 | <td>The last element in <tt class="literal"><span class="pre">v</span></tt>; see | |
110 | <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
111 | </tr> | |
112 | <tr><td><tt class="literal"><span class="pre"><a href="./at.html" class="identifier">at</a><v,n>::type</span></tt></td> | |
113 | <td>The <tt class="literal"><span class="pre">n</span></tt>th element from the beginning of <tt class="literal"><span class="pre">v</span></tt>; see | |
114 | <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>.</td> | |
115 | </tr> | |
116 | <tr><td><tt class="literal"><span class="pre"><a href="./insert.html" class="identifier">insert</a><v,pos,x>::type</span></tt></td> | |
117 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
118 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre">pos</span></tt>), <tt class="literal"><span class="pre">x</span></tt>, | |
119 | [<tt class="literal"><span class="pre">pos</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>); see <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>.</td> | |
120 | </tr> | |
121 | <tr><td><tt class="literal"><span class="pre"><a href="./insert-range.html" class="identifier">insert_range</a><v,pos,r>::type</span></tt></td> | |
122 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
123 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre">pos</span></tt>), | |
124 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><r>::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><r>::type</span></tt>) | |
125 | [<tt class="literal"><span class="pre">pos</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>); see <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>.</td> | |
126 | </tr> | |
127 | <tr><td><tt class="literal"><span class="pre"><a href="./erase.html" class="identifier">erase</a><v,pos>::type</span></tt></td> | |
128 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
129 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre">pos</span></tt>), | |
130 | [<tt class="literal"><span class="pre"><a href="./next.html" class="identifier">next</a><pos>::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>); see | |
131 | <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>.</td> | |
132 | </tr> | |
133 | <tr><td><tt class="literal"><span class="pre"><a href="./erase.html" class="identifier">erase</a><v,pos,last>::type</span></tt></td> | |
134 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
135 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre">pos</span></tt>), | |
136 | [<tt class="literal"><span class="pre">last</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>); see <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>.</td> | |
137 | </tr> | |
138 | <tr><td><tt class="literal"><span class="pre"><a href="./clear.html" class="identifier">clear</a><v>::type</span></tt></td> | |
139 | <td>An empty <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt>; see <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>.</td> | |
140 | </tr> | |
141 | <tr><td><tt class="literal"><span class="pre"><a href="./push-back.html" class="identifier">push_back</a><v,x>::type</span></tt></td> | |
142 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
143 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>), <tt class="literal"><span class="pre">x</span></tt>; | |
144 | see <a class="reference internal" href="./back-extensible-sequence.html">Back Extensible Sequence</a>.</td> | |
145 | </tr> | |
146 | <tr><td><tt class="literal"><span class="pre"><a href="./pop-back.html" class="identifier">pop_back</a><v>::type</span></tt></td> | |
147 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
148 | [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre"><a href="./prior.html" class="identifier">prior</a><</span> <span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span> <span class="pre">>::type</span></tt>); | |
149 | see <a class="reference internal" href="./back-extensible-sequence.html">Back Extensible Sequence</a>.</td> | |
150 | </tr> | |
151 | <tr><td><tt class="literal"><span class="pre"><a href="./push-front.html" class="identifier">push_front</a><v,x>::type</span></tt></td> | |
152 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
153 | <tt class="literal"><span class="pre">x</span></tt>, [<tt class="literal"><span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>); see <a class="reference internal" href="./front-extensible-sequence.html">Front Extensible Sequence</a>.</td> | |
154 | </tr> | |
155 | <tr><td><tt class="literal"><span class="pre"><a href="./pop-front.html" class="identifier">pop_front</a><v>::type</span></tt></td> | |
156 | <td>A new <tt class="literal"><span class="pre"><a href="./vector.html" class="identifier">vector</a></span></tt> of following elements: | |
157 | [<tt class="literal"><span class="pre"><a href="./next.html" class="identifier">next</a><</span> <span class="pre"><a href="./begin.html" class="identifier">begin</a><v>::type</span> <span class="pre">>::type</span></tt>, <tt class="literal"><span class="pre"><a href="./end.html" class="identifier">end</a><v>::type</span></tt>); | |
158 | see <a class="reference internal" href="./front-extensible-sequence.html">Front Extensible Sequence</a>.</td> | |
159 | </tr> | |
160 | </tbody> | |
161 | </table> | |
162 | </div> | |
163 | <div class="section" id="example"> | |
164 | <h3>Example</h3> | |
165 | <pre class="literal-block"> | |
166 | typedef <a href="./vector.html" class="identifier">vector</a><float,double,long double> floats; | |
167 | typedef <a href="./push-back.html" class="identifier">push_back</a><floats,int>::type types; | |
168 | ||
169 | <a href="./assert.html" class="identifier">BOOST_MPL_ASSERT</a>(( is_same< <a href="./at-c.html" class="identifier">at_c</a><types,3>::type, int > )); | |
170 | </pre> | |
171 | </div> | |
172 | <div class="section" id="id55"> | |
173 | <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3> | |
174 | <p><a class="reference internal" href="./sequences.html">Sequences</a>, <a class="reference internal" href="./variadic-sequence.html">Variadic Sequence</a>, <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>, <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>, <a class="reference internal" href="./vector-c.html">vector_c</a>, <a class="reference internal" href="./list.html">list</a></p> | |
175 | <!-- Sequences/Classes//list |20 --> | |
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178 | ||
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181 | <td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div> | |
182 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
183 | file 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> | |
184 | </html> |