ceph/src/boost/libs/mpl/doc/refmanual/front-extensible-sequence.html

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   7 <title>The MPL Reference Manual: Front Extensible Sequence</title>
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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="./concepts.html" class="navigation-link">Concepts</a> / <a href="./front-extensible-sequence.html" class="navigation-link">Front Extensible Sequence</a></td>
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  14 <div class="section" id="front-extensible-sequence">
  15 <h1><a class="toc-backref" href="./concepts.html#id1399">Front Extensible Sequence</a></h1>
  16 <div class="section" id="id17">
  17 <h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
  18 <p>A <a class="reference internal" href="./front-extensible-sequence.html">Front Extensible Sequence</a> is an <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a> that supports amortized constant
  19 time insertion and removal operations at the beginning.</p>
  20 </div>
  21 <div class="section" id="id18">
  22 <h3><a class="subsection-title" href="#refinement-of" name="refinement-of">Refinement of</a></h3>
  23 <p><a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a></p>
  24 </div>
  25 <div class="section" id="id19">
  26 <h3><a class="subsection-title" href="#expression-requirements" name="expression-requirements">Expression requirements</a></h3>
  27 <p>In addition to the requirements defined in <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>,
  28 for any <a class="reference internal" href="./back-extensible-sequence.html">Back Extensible Sequence</a> <tt class="literal"><span class="pre">s</span></tt> the following must be met:</p>
  29 <table border="1" class="docutils table">
  30 <colgroup>
  31 <col width="35%" />
  32 <col width="35%" />
  33 <col width="30%" />
  34 </colgroup>
  35 <thead valign="bottom">
  36 <tr><th class="head">Expression</th>
  37 <th class="head">Type</th>
  38 <th class="head">Complexity</th>
  39 </tr>
  40 </thead>
  41 <tbody valign="top">
  42 <tr><td><tt class="literal"><span class="pre"><a href="./push-front.html" class="identifier">push_front</a>&lt;s,x&gt;::type</span></tt></td>
  43 <td><a class="reference internal" href="./front-extensible-sequence.html">Front Extensible Sequence</a></td>
  44 <td>Amortized constant time</td>
  45 </tr>
  46 <tr><td><tt class="literal"><span class="pre"><a href="./pop-front.html" class="identifier">pop_front</a>&lt;s&gt;::type</span></tt></td>
  47 <td><a class="reference internal" href="./front-extensible-sequence.html">Front Extensible Sequence</a></td>
  48 <td>Amortized constant time</td>
  49 </tr>
  50 <tr><td><tt class="literal"><span class="pre"><a href="./front.html" class="identifier">front</a>&lt;s&gt;::type</span></tt></td>
  51 <td>Any type</td>
  52 <td>Amortized constant time</td>
  53 </tr>
  54 </tbody>
  55 </table>
  56 </div>
  57 <div class="section" id="id20">
  58 <h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3>
  59 <p>The semantics of an expression are defined only
  60 where they differ from, or are not defined in <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>.</p>
  61 <table border="1" class="docutils table">
  62 <colgroup>
  63 <col width="34%" />
  64 <col width="66%" />
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  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><tt class="literal"><span class="pre"><a href="./push-front.html" class="identifier">push_front</a>&lt;s,x&gt;::type</span></tt></td>
  73 <td>Equivalent to <tt class="literal"><span class="pre"><a href="./insert.html" class="identifier">insert</a>&lt;s,<a href="./begin.html" class="identifier">begin</a>&lt;s&gt;::type,x&gt;::type</span></tt>;
  74 see <a class="reference internal" href="./push-front.html">push_front</a>.</td>
  75 </tr>
  76 <tr><td><tt class="literal"><span class="pre"><a href="./pop-front.html" class="identifier">pop_front</a>&lt;v&gt;::type</span></tt></td>
  77 <td>Equivalent to <tt class="literal"><span class="pre"><a href="./erase.html" class="identifier">erase</a>&lt;s,<a href="./begin.html" class="identifier">begin</a>&lt;s&gt;::type&gt;::type</span></tt>;
  78 see <a class="reference internal" href="./pop-front.html">pop_front</a>.</td>
  79 </tr>
  80 <tr><td><tt class="literal"><span class="pre"><a href="./front.html" class="identifier">front</a>&lt;s&gt;::type</span></tt></td>
  81 <td>The first element in the sequence; see <a class="reference internal" href="./front.html">front</a>.</td>
  82 </tr>
  83 </tbody>
  84 </table>
  85 </div>
  86 <div class="section" id="id21">
  87 <h3><a class="subsection-title" href="#models" name="models">Models</a></h3>
  88 <ul class="simple">
  89 <li><a class="reference internal" href="./vector.html">vector</a></li>
  90 <li><a class="reference internal" href="./list.html">list</a></li>
  91 </ul>
  92 </div>
  93 <div class="section" id="id22">
  94 <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
  95 <p><a class="reference internal" href="./sequences.html">Sequences</a>, <a class="reference internal" href="./extensible-sequence.html">Extensible Sequence</a>, <a class="reference internal" href="./back-extensible-sequence.html">Back Extensible Sequence</a>, <a class="reference internal" href="./push-front.html">push_front</a>, <a class="reference internal" href="./pop-front.html">pop_front</a>, <a class="reference internal" href="./front.html">front</a></p>
  96 <!-- Sequences/Concepts//Back Extensible Sequence |60 -->
  97 </div>
  98 </div>
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