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142 lines
9.1 KiB
HTML
<html>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<title>as_map</title>
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<meta name="generator" content="DocBook XSL Stylesheets V1.66.1">
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<link rel="start" href="../../../../index.html" title="Chapter 1. Fusion 2.0">
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<link rel="up" href="../metafunctions.html" title="Metafunctions">
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<table cellpadding="2" width="100%"><tr>
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<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../../boost.png"></td>
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<td align="center"><a href="../../../../../../../../index.html">Home</a></td>
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<td align="center"><a href="../../../../../../../libraries.htm">Libraries</a></td>
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<a accesskey="p" href="as_set.html"><img src="../../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../metafunctions.html"><img src="../../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="../../../view.html"><img src="../../../../../../../../doc/html/images/next.png" alt="Next"></a>
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<div class="section" lang="en">
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<div class="titlepage"><div><div><h5 class="title">
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<a name="fusion.container.conversion.metafunctions.as_map"></a><a href="as_map.html" title="as_map">as_map</a></h5></div></div></div>
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<a name="fusion.container.conversion.metafunctions.as_map.description"></a><h6>
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<a name="id562233"></a>
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<a href="as_map.html#fusion.container.conversion.metafunctions.as_map.description">Description</a>
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</h6>
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<p>
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Returns the result type of <a href="../functions/as_map.html" title="as_map"><tt class="computeroutput"><span class="identifier">as_map</span></tt></a>.
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</p>
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<a name="fusion.container.conversion.metafunctions.as_map.synopsis"></a><h6>
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<a name="id562283"></a>
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<a href="as_map.html#fusion.container.conversion.metafunctions.as_map.synopsis">Synopsis</a>
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</h6>
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<pre class="programlisting">
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<span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">Sequence</span><span class="special">></span>
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<span class="keyword">struct</span> <span class="identifier">as_map</span><span class="special">;</span>
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</pre>
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<a name="fusion.container.conversion.metafunctions.as_map.parameters"></a><h6>
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<a name="id562365"></a>
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<a href="as_map.html#fusion.container.conversion.metafunctions.as_map.parameters">Parameters</a>
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</h6>
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<div class="informaltable"><table class="table">
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<colgroup>
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<col>
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<col>
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<col>
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</colgroup>
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<thead><tr>
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<th>
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<p>
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Parameter
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</p>
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</th>
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<th>
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<p>
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Requirement
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</p>
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</th>
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<th>
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<p>
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Description
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</p>
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</th>
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</tr></thead>
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<tbody><tr>
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<td>
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<p>
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<tt class="computeroutput"><span class="identifier">Sequence</span></tt>
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</p>
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</td>
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<td>
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<p>
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A fusion <a href="../../../sequence.html" title="Sequence">Sequence</a>
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</p>
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</td>
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<td>
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<p>
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The sequence to convert.
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</p>
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</td>
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</tr></tbody>
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</table></div>
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<a name="fusion.container.conversion.metafunctions.as_map.expression_semantics"></a><h6>
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<a name="id562480"></a>
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<a href="as_map.html#fusion.container.conversion.metafunctions.as_map.expression_semantics">Expression
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Semantics</a>
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</h6>
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<pre class="programlisting">
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<span class="identifier">result_of</span><span class="special">::</span><span class="identifier">as_map</span><span class="special"><</span><span class="identifier">Sequence</span><span class="special">>::</span><span class="identifier">type</span><span class="special">;</span>
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</pre>
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<p>
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<span class="bold"><b>Return type</b></span>: A <a href="../../map.html" title="map"><tt class="computeroutput"><span class="identifier">map</span></tt></a> with same elements as the
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input sequence, <tt class="computeroutput"><span class="identifier">Sequence</span></tt>.
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</p>
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<p>
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<span class="bold"><b>Semantics</b></span>: Convert a fusion sequence,
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<tt class="computeroutput"><span class="identifier">Sequence</span></tt>, to a <a href="../../map.html" title="map"><tt class="computeroutput"><span class="identifier">map</span></tt></a>.
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</p>
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<p>
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<span class="bold"><b>Precondition</b></span>: The elements of the sequence
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are assumed to be __fusion<span class="underline">pair</span>_s.
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There may be no duplicate <a href="../../../support/pair.html" title="pair"><tt class="computeroutput"><span class="identifier">fusion</span><span class="special">::</span><span class="identifier">pair</span></tt></a> key types.
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</p>
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<a name="fusion.container.conversion.metafunctions.as_map.header"></a><h6>
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<a name="id562683"></a>
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<a href="as_map.html#fusion.container.conversion.metafunctions.as_map.header">Header</a>
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</h6>
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<pre class="programlisting">
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<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">container</span><span class="special">/</span><span class="identifier">map</span><span class="special">/</span><span class="identifier">convert</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
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<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">as_map</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span>
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</pre>
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<a name="fusion.container.conversion.metafunctions.as_map.example"></a><h6>
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<a name="id562852"></a>
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<a href="as_map.html#fusion.container.conversion.metafunctions.as_map.example">Example</a>
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</h6>
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<pre class="programlisting">
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<span class="identifier">result_of</span><span class="special">::</span><span class="identifier">as_map</span><span class="special"><</span><a href="../../vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special"><</span>
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<a href="../../../support/pair.html" title="pair"><tt class="computeroutput"><span class="identifier">fusion</span><span class="special">::</span><span class="identifier">pair</span></tt></a><span class="special"><</span><span class="keyword">int</span><span class="special">,</span> <span class="keyword">char</span><span class="special">></span>
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<span class="special">,</span> <a href="../../../support/pair.html" title="pair"><tt class="computeroutput"><span class="identifier">fusion</span><span class="special">::</span><span class="identifier">pair</span></tt></a><span class="special"><</span><span class="keyword">double</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">></span> <span class="special">></span> <span class="special">>::</span><span class="identifier">type</span>
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</pre>
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</div>
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<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
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<td align="left"></td>
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<td align="right"><div class="copyright-footer">Copyright © 2001-2007 Joel de Guzman, Dan Marsden, Tobias
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Schwinger<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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</p>
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</div></td>
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</tr></table>
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