1<html> 2<head> 3 <title>BOOST_PP_VARIADIC_SIZE</title> 4 <link rel="stylesheet" type="text/css" href="../styles.css"> 5</head> 6<body> 7<div style="margin-left: 0px;"> The <b>BOOST_PP_VARIADIC_SIZE</b> variadic macro 8expands to the size of the <i>variadic data </i>passed to it. </div> 9<h4>Usage</h4> 10<div class="code"> <b>BOOST_PP_VARIADIC_SIZE</b>(<i>...</i>) <a href="../topics/variadic_macros.html#VNotation" target="_self"><sup>(v)</sup></a><br> 11 </div> 12<h4>Arguments</h4> 13<dl> 14 <dt>...<br> 15</dt> 16 <dd> <i>Variadic data </i>whose size is to be extracted. </dd> 17</dl> 18<h4>Requirements</h4> 19<div> <b>Header:</b> <a href="../headers/variadic/size.html"><boost/preprocessor/variadic/size.hpp></a> 20</div> 21<h4>Sample Code</h4> 22<div> 23<pre>#include <<a href="../headers/variadic/size.html">boost/preprocessor/variadic/size.hpp</a>><br><br>#define VAR_DATA x, y, z<br><br><a href="variadic_size.html">BOOST_PP_VARIADIC_SIZE</a>(VAR_DATA) // expands to 3<br></pre> 24</div> 25<hr size="1"> 26<div style="margin-left: 0px;"> <i></i><i>� Copyright Edward Diener 2011,2013</i> </div> 27<div style="margin-left: 0px;"> 28<p><small>Distributed under the Boost Software License, Version 1.0. 29(See accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> 30or copy at <a href="http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p> 31</div> 32</body> 33</html> 34