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  27 <a name="boost.numeric.functional.promote_To,_F_idp545847088"></a><div class="titlepage"></div>
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  29 <h2><span class="refentrytitle">Struct template promote&lt;To, From, std_vector_tag, std_vector_tag&gt;</span></h2>
  30 <p>boost::numeric::functional::promote&lt;To, From, std_vector_tag, std_vector_tag&gt;</p>
  31 </div>
  32 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  33 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../../accumulators/reference.html#header.boost.accumulators.numeric.functional.vector_hpp" title="Header &lt;boost/accumulators/numeric/functional/vector.hpp&gt;">boost/accumulators/numeric/functional/vector.hpp</a>&gt;
  34
  35 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> To<span class="special">,</span> <span class="keyword">typename</span> From<span class="special">&gt;</span>
  36 <span class="keyword">struct</span> <a class="link" href="promote_To__F_idp545847088.html" title="Struct template promote&lt;To, From, std_vector_tag, std_vector_tag&gt;">promote</a><span class="special">&lt;</span><span class="identifier">To</span><span class="special">,</span> <span class="identifier">From</span><span class="special">,</span> <span class="identifier">std_vector_tag</span><span class="special">,</span> <span class="identifier">std_vector_tag</span><span class="special">&gt;</span> <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">unary_function</span><span class="special">&lt;</span> <span class="identifier">From</span><span class="special">,</span> <span class="identifier">To</span> <span class="special">&gt;</span> <span class="special">{</span>
  37
  38   <span class="comment">// <a class="link" href="promote_To__F_idp545847088.html#idp545850352-bb">public member functions</a></span>
  39   <span class="identifier">To</span> <a class="link" href="promote_To__F_idp545847088.html#idp545850848-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">From</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  40 <span class="special">}</span><span class="special">;</span></pre></div>
  41 <div class="refsect1">
  42 <a name="idp112899568"></a><h2>Description</h2>
  43 <div class="refsect2">
  44 <a name="idp112899984"></a><h3>
  45 <a name="idp545850352-bb"></a><code class="computeroutput">promote</code> public member functions</h3>
  46 <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"><pre class="literallayout"><span class="identifier">To</span> <a name="idp545850848-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">From</span> <span class="special">&amp;</span> arr<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li></ol></div>
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  52 <td align="right"><div class="copyright-footer">Copyright &#169; 2005, 2006 Eric Niebler<p>
  53         Distributed under the Boost Software License, Version 1.0. (See accompanying
  54         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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