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| 7 | <title>The MPL Reference Manual: vector</title> | |
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| 10 | <body class="docframe refmanual"> | |
| 11 | <table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./classes.html" class="navigation-link">Prev</a> <a href="./list.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group">Back <a href="./list.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./classes.html" class="navigation-link">Up</a> <a href="../refmanual.html" class="navigation-link">Home</a></span><span class="navigation-group-separator"> | </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="./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 --> | |
| 176 | </div> | |
| 177 | </div> | |
| 178 | ||
| 179 | <div class="footer-separator"></div> | |
| 180 | <table class="footer"><tr class="footer"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./classes.html" class="navigation-link">Prev</a> <a href="./list.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group">Back <a href="./list.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./classes.html" class="navigation-link">Up</a> <a href="../refmanual.html" class="navigation-link">Home</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./refmanual_toc.html" class="navigation-link">Full TOC</a></span></td> | |
| 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> |