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| 7 | <title>The MPL Reference Manual: Lambda Expression</title> |
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| 13 | </tr></table><div class="header-separator"></div> |
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| 14 | <div class="section" id="lambda-expression"> |
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| 15 | <h1><a class="toc-backref" href="./metafunctions-concepts.html#id440" name="lambda-expression">Lambda Expression</a></h1> |
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| 16 | <div class="section" id="lambda-description"> |
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| 17 | <h3><a class="subsection-title" href="#description" name="description">Description</a></h3> |
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| 18 | <p>A <a class="reference" href="./lambda-expression.html">Lambda Expression</a> is a compile-time invocable entity in either of the following two |
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| 19 | forms:</p> |
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| 20 | <ul class="simple"> |
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| 21 | <li><a class="reference" href="./metafunction-class.html">Metafunction Class</a></li> |
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| 22 | <li><a class="reference" href="./placeholder-expression.html">Placeholder Expression</a></li> |
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| 23 | </ul> |
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| 24 | <p>Most of the MPL components accept either of those, and the concept |
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| 25 | gives us a consice way to describe these requirements.</p> |
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| 26 | </div> |
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| 27 | <div class="section" id="lambda-expression-requirements"> |
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| 28 | <h3><a class="subsection-title" href="#expression-requirements" name="expression-requirements">Expression requirements</a></h3> |
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| 29 | <p>See corresponding <a class="reference" href="./metafunction-class.html">Metafunction Class</a> and <a class="reference" href="./placeholder-expression.html">Placeholder Expression</a> specifications.</p> |
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| 30 | </div> |
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| 31 | <div class="section" id="lambda-models"> |
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| 32 | <h3><a class="subsection-title" href="#models" name="models">Models</a></h3> |
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| 33 | <ul class="simple"> |
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| 34 | <li><a class="refentry reference" href="./always.html"><tt class="refentry literal"><span class="pre">always</span></tt></a></li> |
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| 35 | <li><a class="refentry reference" href="./unpack-args.html"><tt class="refentry literal"><span class="pre">unpack_args</span></tt></a></li> |
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| 36 | <li><tt class="literal"><span class="pre"><a href="./plus.html" class="identifier">plus</a><_,</span> <span class="pre"><a href="./int.html" class="identifier">int_</a><2></span> <span class="pre">></span></tt></li> |
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| 37 | <li><tt class="literal"><span class="pre"><a href="./if.html" class="identifier">if_</a><</span> <span class="pre"><a href="./less.html" class="identifier">less</a><_1,</span> <span class="pre"><a href="./int.html" class="identifier">int_</a><7></span> <span class="pre">>,</span> <span class="pre"><a href="./plus.html" class="identifier">plus</a><_1,_2>,</span> <span class="pre">_1</span> <span class="pre">></span></tt></li> |
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| 38 | </ul> |
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| 39 | </div> |
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| 40 | <div class="section" id="lambda-see-also"> |
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| 41 | <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3> |
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| 42 | <p><a class="reference" href="./metafunctions.html">Metafunctions</a>, <a class="reference" href="./placeholders.html">Placeholders</a>, <a class="refentry reference" href="./apply.html"><tt class="refentry literal"><span class="pre">apply</span></tt></a>, <a class="refentry reference" href="./lambda.html"><tt class="refentry literal"><span class="pre">lambda</span></tt></a></p> |
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| 43 | <!-- modtime: November 13, 2004 01:43:28 +0000 --> |
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| 44 | <!-- Metafunctions/Concepts//Placeholder Expression |40 --> |
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