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95 lines
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<meta name="generator" content="Docutils 0.7: http://docutils.sourceforge.net/" />
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<title>The MPL Reference Manual: sequence_tag</title>
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<body class="docframe refmanual">
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<table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./push-front.html" class="navigation-link">Prev</a> <a href="./size.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./push-front.html" class="navigation-link">Back</a> <a href="./size.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./intrinsic-metafunctions.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>
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<td class="header-group page-location"><a href="../refmanual.html" class="navigation-link">Front Page</a> / <a href="./sequences.html" class="navigation-link">Sequences</a> / <a href="./intrinsic-metafunctions.html" class="navigation-link">Intrinsic Metafunctions</a> / <a href="./sequence-tag.html" class="navigation-link">sequence_tag</a></td>
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</tr></table><div class="header-separator"></div>
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<div class="section" id="sequence-tag">
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<h1><a class="toc-backref" href="./intrinsic-metafunctions.html#id1445">sequence_tag</a></h1>
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<div class="section" id="id354">
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<h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
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<pre class="literal-block">
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template<
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typename X
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>
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struct <a href="./sequence-tag.html" class="identifier">sequence_tag</a>
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{
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typedef <em>unspecified</em> type;
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};
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</pre>
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</div>
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<div class="section" id="id355">
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<h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
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<p><tt class="literal"><span class="pre"><a href="./sequence-tag.html" class="identifier">sequence_tag</a></span></tt> is a <a class="reference internal" href="./tag-dispatched-metafunction.html#tag-metafunction">tag metafunctions</a> for all <a class="reference internal" href="./tag-dispatched-metafunction.html">tag dispatched</a>
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<a class="reference internal" href="./intrinsic-metafunctions.html">intrinsic sequence operations</a>.</p>
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</div>
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<div class="section" id="id357">
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<h3><a class="subsection-title" href="#header" name="header">Header</a></h3>
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<pre class="literal-block">
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#include <<a href="../../../../boost/mpl/sequence_tag.hpp" class="header">boost/mpl/sequence_tag.hpp</a>>
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</pre>
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</div>
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<div class="section" id="id358">
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<h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3>
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<table border="1" class="docutils table">
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<col width="58%" />
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</colgroup>
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<thead valign="bottom">
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<tr><th class="head">Parameter</th>
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<th class="head">Requirement</th>
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<th class="head">Description</th>
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</tr>
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</thead>
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<tbody valign="top">
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<tr><td><tt class="literal"><span class="pre">X</span></tt></td>
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<td>Any type</td>
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<td>A type to obtain a sequence tag for.</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="section" id="id359">
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<h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3>
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<p>For any arbitrary type <tt class="literal"><span class="pre">x</span></tt>:</p>
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<pre class="literal-block">
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typedef <a href="./sequence-tag.html" class="identifier">sequence_tag</a><x>::type tag;
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</pre>
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<table class="docutils field-list" frame="void" rules="none">
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<col class="field-name" />
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<col class="field-body" />
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<tbody valign="top">
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<tr class="field"><th class="field-name">Return type:</th><td class="field-body">A type.</td>
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</tr>
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<tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><tt class="literal"><span class="pre">tag</span></tt> is an unspecified tag type for <tt class="literal"><span class="pre">x</span></tt>.</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="section" id="id360">
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<h3><a class="subsection-title" href="#complexity" name="complexity">Complexity</a></h3>
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<p>Amortized constant time.</p>
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</div>
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<div class="section" id="id361">
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<h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
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<p><a class="reference internal" href="./intrinsic-metafunctions.html">Intrinsic Metafunctions</a>, <a class="reference internal" href="./tag-dispatched-metafunction.html">Tag Dispatched Metafunction</a></p>
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<!-- Sequences/Intrinsic Metafunctions//size -->
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<table class="footer"><tr class="footer"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./push-front.html" class="navigation-link">Prev</a> <a href="./size.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./push-front.html" class="navigation-link">Back</a> <a href="./size.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./intrinsic-metafunctions.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>
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<td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div>
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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 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>
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