ceph/src/boost/libs/mpl/doc/refmanual/lambda-expression.html

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  14 <div class="section" id="lambda-expression">
  15 <h1><a class="toc-backref" href="./metafunctions-concepts.html#id1514">Lambda Expression</a></h1>
  16 <div class="section" id="id831">
  17 <h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
  18 <p>A <a class="reference internal" href="./lambda-expression.html">Lambda Expression</a> is a compile-time invocable entity in either of the following two
  19 forms:</p>
  20 <ul class="simple">
  21 <li><a class="reference internal" href="./metafunction-class.html">Metafunction Class</a></li>
  22 <li><a class="reference internal" href="./placeholder-expression.html">Placeholder Expression</a></li>
  23 </ul>
  24 <p>Most of the MPL components accept either of those, and the concept
  25 gives us a consice way to describe these requirements.</p>
  26 </div>
  27 <div class="section" id="id832">
  28 <h3><a class="subsection-title" href="#expression-requirements" name="expression-requirements">Expression requirements</a></h3>
  29 <p>See corresponding <a class="reference internal" href="./metafunction-class.html">Metafunction Class</a> and <a class="reference internal" href="./placeholder-expression.html">Placeholder Expression</a> specifications.</p>
  30 </div>
  31 <div class="section" id="id833">
  32 <h3><a class="subsection-title" href="#models" name="models">Models</a></h3>
  33 <ul class="simple">
  34 <li><a class="reference internal" href="./always.html">always</a></li>
  35 <li><a class="reference internal" href="./unpack-args.html">unpack_args</a></li>
  36 <li><tt class="literal"><span class="pre"><a href="./plus.html" class="identifier">plus</a>&lt;_,</span> <span class="pre"><a href="./int.html" class="identifier">int_</a>&lt;2&gt;</span> <span class="pre">&gt;</span></tt></li>
  37 <li><tt class="literal"><span class="pre"><a href="./if.html" class="identifier">if_</a>&lt;</span> <span class="pre"><a href="./less.html" class="identifier">less</a>&lt;<a href="./placeholders.html" class="identifier">_1</a>,</span> <span class="pre"><a href="./int.html" class="identifier">int_</a>&lt;7&gt;</span> <span class="pre">&gt;,</span> <span class="pre"><a href="./plus.html" class="identifier">plus</a>&lt;<a href="./placeholders.html" class="identifier">_1</a>,<a href="./placeholders.html" class="identifier">_2</a>&gt;,</span> <span class="pre"><a href="./placeholders.html" class="identifier">_1</a></span> <span class="pre">&gt;</span></tt></li>
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  40 <div class="section" id="id834">
  41 <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
  42 <p><a class="reference internal" href="./metafunctions.html">Metafunctions</a>, <a class="reference internal" href="./placeholders.html">Placeholders</a>, <a class="reference internal" href="./apply.html">apply</a>, <a class="reference internal" href="./lambda.html">lambda</a></p>
  43 <!-- Metafunctions/Concepts//Placeholder Expression |40 -->
  44 </div>
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