projects / ceph.git / blame
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| 7 | <title>The MPL Reference Manual: Lambda Expression</title> | |
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| 10 | <body class="docframe refmanual"> | |
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| 12 | <td class="header-group page-location"><a href="../refmanual.html" class="navigation-link">Front Page</a> / <a href="./metafunctions.html" class="navigation-link">Metafunctions</a> / <a href="./metafunctions-concepts.html" class="navigation-link">Concepts</a> / <a href="./lambda-expression.html" class="navigation-link">Lambda Expression</a></td> | |
| 13 | </tr></table><div class="header-separator"></div> | |
| 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><_,</span> <span class="pre"><a href="./int.html" class="identifier">int_</a><2></span> <span class="pre">></span></tt></li> | |
| 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><<a href="./placeholders.html" class="identifier">_1</a>,</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><<a href="./placeholders.html" class="identifier">_1</a>,<a href="./placeholders.html" class="identifier">_2</a>>,</span> <span class="pre"><a href="./placeholders.html" class="identifier">_1</a></span> <span class="pre">></span></tt></li> | |
| 38 | </ul> | |
| 39 | </div> | |
| 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> | |
| 45 | </div> | |
| 46 | ||
| 47 | <div class="footer-separator"></div> | |
| 48 | <table class="footer"><tr class="footer"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./metafunction-class.html" class="navigation-link">Prev</a> <a href="./placeholder-expression.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./metafunction-class.html" class="navigation-link">Back</a> <a href="./placeholder-expression.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./metafunctions-concepts.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> | |
| 49 | <td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div> | |
| 50 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 51 | 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> | |
| 52 | </html> |