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<html>
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<title>BOOST_PP_ARRAY_ELEM</title>
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<div style="margin-left: 0px;">
The <b>BOOST_PP_ARRAY_ELEM</b> macro extracts an element from a <i>array</i>.
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<h4>Usage</h4>
<div class="code">
<b>BOOST_PP_ARRAY_ELEM</b>(<i>i</i>, <i>array</i>)
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<h4>Arguments</h4>
<dl>
<dt>i</dt>
<dd>
The zero-based index into the <i>array</i> of the element to be extracted.
</dd>
<dt>array</dt>
<dd>
The <i>array</i> from which an element is to be extracted.
This <i>array</i> must contain at least <i>i</i> + <i>1</i> elements.
</dd>
</dl>
<h4>Requirements</h4>
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<b>Header:</b> <a href="../headers/array/elem.html"><boost/preprocessor/array/elem.hpp></a>
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<h4>Sample Code</h4>
<div><pre>
#include <<a href="../headers/array/elem.html">boost/preprocessor/array/elem.hpp</a>>
#define ARRAY (4, (a, b, c, d))
<a href="array_elem.html">BOOST_PP_ARRAY_ELEM</a>(0, ARRAY) // expands to a
<a href="array_elem.html">BOOST_PP_ARRAY_ELEM</a>(3, ARRAY) // expands to d
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<div style="margin-left: 0px;">
<i>© Copyright <a href="http://www.housemarque.com" target="_top">Housemarque Oy</a> 2002</i>
</br><i>© Copyright Paul Mensonides 2002</i>
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<div style="margin-left: 0px;">
<p><small>Distributed under the Boost Software License, Version 1.0. (See
accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or
copy at <a href=
"http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p>
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