1<html> 2<head> 3 <title>BOOST_PP_OR</title> 4 <link rel="stylesheet" type="text/css" href="../styles.css"> 5</head> 6<body> 7 <div style="margin-left: 0px;"> 8 The <b>BOOST_PP_OR</b> macro expands to the logical <i>OR</i> of its operands. 9 </div> 10 <h4>Usage</h4> 11 <div class="code"> 12 <b>BOOST_PP_OR</b>(<i>p</i>, <i>q</i>) 13 </div> 14 <h4>Arguments</h4> 15 <dl> 16 <dt>p</dt> 17 <dd> 18 The left operand of the operation. 19 Valid values range from <i>0</i> to <b>BOOST_PP_LIMIT_MAG</b>. 20 </dd> 21 <dt>q</dt> 22 <dd> 23 The right operand of the operation. 24 Valid values range from <i>0</i> to <b>BOOST_PP_LIMIT_MAG</b>. 25 </dd> 26 </dl> 27 <h4>Remarks</h4> 28 <div> 29 If either <i>p</i> or <i>q</i> is non-zero, this macro expands to <i>1</i>. 30 Otherwise, it expands to <i>0</i>. 31 </div> 32 <div> 33 This macro performs a boolean conversion on each operand before performing the logical <i>OR</i> operation. 34 If that conversion is not necessary, use <b>BOOST_PP_BITOR</b> instead. 35 </div> 36 <h4>See Also</h4> 37 <ul> 38 <li><a href="bitor.html">BOOST_PP_BITOR</a></li> 39 <li><a href="limit_mag.html">BOOST_PP_LIMIT_MAG</a></li> 40 </ul> 41 <h4>Requirements</h4> 42 <div> 43 <b>Header:</b> <a href="../headers/logical/or.html"><boost/preprocessor/logical/or.hpp></a> 44 </div> 45 <h4>Sample Code</h4> 46<div><pre> 47#include <<a href="../headers/logical/or.html">boost/preprocessor/logical/or.hpp</a>> 48 49<a href="or.html">BOOST_PP_OR</a>(4, 3) // expands to 1 50<a href="or.html">BOOST_PP_OR</a>(5, 0) // expands to 1 51</pre></div> 52 <hr size="1"> 53 <div style="margin-left: 0px;"> 54 <i>� Copyright <a href="http://www.housemarque.com" target="_top">Housemarque Oy</a> 2002</i> 55 </br><i>� Copyright Paul Mensonides 2002</i> 56 </div> 57 <div style="margin-left: 0px;"> 58 <p><small>Distributed under the Boost Software License, Version 1.0. (See 59 accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or 60 copy at <a href= 61 "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p> 62 </div> 63</body> 64</html> 65