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<html> <head> <title>BOOST_PP_ARRAY_ELEM</title> <link rel="stylesheet" type="text/css" href="../styles.css"> </head> <body> <div style="margin-left: 0px;"> The <b>BOOST_PP_ARRAY_ELEM</b> macro extracts an element from a <i>array</i>. </div> <h4>Usage</h4> <div class="code"> <b>BOOST_PP_ARRAY_ELEM</b>(<i>i</i>, <i>array</i>) </div> <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> <div> <b>Header:</b> <a href="../headers/array/elem.html"><boost/preprocessor/array/elem.hpp></a> </div> <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 </pre></div> <hr size="1"> <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> </div> <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> </div> </body> </html>
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