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<div class="titlepage"><div><div><h3 class="title">
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<a name="fusion.support.deduce_sequence"></a><a href="deduce_sequence.html" title="deduce_sequence">deduce_sequence</a></h3></div></div></div>
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<a name="fusion.support.deduce_sequence.description"></a><h4>
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<a name="id465225"></a>
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<a href="deduce_sequence.html#fusion.support.deduce_sequence.description">Description</a>
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</h4>
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<p>
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Applies <a href="../notes.html#fusion.notes.element_conversion"><span class="emphasis"><em>element
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conversion</em></span></a> to each element in a <a href="../sequence/concepts/forward_sequence.html" title="Forward
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Sequence">Forward
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Sequence</a>. The resulting type is a <a href="../sequence/concepts/random_access_sequence.html" title="Random
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Access Sequence">Random
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Access Sequence</a> that provides a converting constructor accepting the
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original type as its argument.
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</p>
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<a name="fusion.support.deduce_sequence.header"></a><h4>
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<a name="id465287"></a>
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<a href="deduce_sequence.html#fusion.support.deduce_sequence.header">Header</a>
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</h4>
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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">support</span><span class="special">/</span><span class="identifier">deduce_sequence</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">deduce_sequence</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.support.deduce_sequence.synopsis"></a><h4>
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<a name="id465444"></a>
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<a href="deduce_sequence.html#fusion.support.deduce_sequence.synopsis">Synopsis</a>
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</h4>
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<pre class="programlisting">
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<span class="keyword">namespace</span> <span class="identifier">traits</span>
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<span class="special">{</span>
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<span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">Sequence</span><span class="special">></span>
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<span class="keyword">struct</span> <span class="identifier">deduce_sequence</span>
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<span class="special">{</span>
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<span class="keyword">typedef</span> <span class="emphasis"><em>unspecified</em></span> <span class="identifier">type</span><span class="special">;</span>
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<span class="special">};</span>
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<span class="special">}</span>
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</pre>
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<a name="fusion.support.deduce_sequence.example"></a><h4>
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<a name="id465576"></a>
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<a href="deduce_sequence.html#fusion.support.deduce_sequence.example">Example</a>
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</h4>
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<pre class="programlisting">
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<span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">Seq</span><span class="special">></span>
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<span class="keyword">struct</span> <span class="identifier">holder</span>
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<span class="special">{</span>
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<span class="keyword">typename</span> <span class="identifier">traits</span><span class="special">::</span><span class="identifier">deduce_sequence</span><span class="special"><</span><span class="identifier">Seq</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">element</span><span class="special">;</span>
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<span class="identifier">holder</span><span class="special">(</span><span class="identifier">Seq</span> <span class="keyword">const</span> <span class="special">&</span> <span class="identifier">a</span><span class="special">)</span>
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<span class="special">:</span> <span class="identifier">element</span><span class="special">(</span><span class="identifier">a</span><span class="special">)</span>
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<span class="special">{</span> <span class="special">}</span>
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<span class="special">};</span>
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<span class="keyword">template</span> <span class="special"><</span><span class="keyword">typename</span> <span class="identifier">T0</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">T1</span><span class="special">></span>
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<span class="identifier">holder</span><span class="special"><</span> <a href="../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special"><</span><span class="identifier">T0</span> <span class="keyword">const</span> <span class="special">&,</span> <span class="identifier">T1</span> <span class="keyword">const</span> <span class="special">&></span> <span class="special">></span>
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<span class="identifier">make_holder</span><span class="special">(</span><span class="identifier">T0</span> <span class="keyword">const</span> <span class="special">&</span> <span class="identifier">a0</span><span class="special">,</span> <span class="identifier">T1</span> <span class="keyword">const</span> <span class="special">&</span> <span class="identifier">a1</span><span class="special">)</span>
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<span class="special">{</span>
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<span class="keyword">typedef</span> <a href="../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special"><</span><span class="identifier">T0</span> <span class="keyword">const</span> <span class="special">&,</span> <span class="identifier">T1</span> <span class="keyword">const</span> <span class="special">&></span> <span class="identifier">arg_vec_t</span><span class="special">;</span>
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<span class="keyword">return</span> <span class="identifier">holder</span><span class="special"><</span><span class="identifier">arg_vec_t</span><span class="special">>(</span> <span class="identifier">arg_vec_t</span><span class="special">(</span><span class="identifier">a0</span><span class="special">,</span><span class="identifier">a1</span><span class="special">)</span> <span class="special">);</span>
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<span class="special">}</span>
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</pre>
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<a name="fusion.support.deduce_sequence.see_also"></a><h4>
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<a name="id466136"></a>
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<a href="deduce_sequence.html#fusion.support.deduce_sequence.see_also">See also</a>
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</h4>
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<div class="itemizedlist"><ul type="disc"><li><a href="deduce.html" title="deduce"><tt class="computeroutput"><span class="identifier">deduce</span></tt></a></li></ul></div>
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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 <20> 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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