1<html> 2 <head> 3 <title>BOOST_PP_SEQ_REPLACE</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_SEQ_REPLACE</b> macro replaces an element in a <i>seq</i>. 9 </div> 10 <h4> 11 Usage 12 </h4> 13 <div class="code"> 14 <b>BOOST_PP_SEQ_REPLACE</b>(<i>seq</i>, <i>i</i>, <i>elem</i>) 15 </div> 16 <h4> 17 Arguments 18 </h4> 19 <dl> 20 <dt>seq</dt> 21 <dd> 22 The <i>seq</i> in which an element is to be replaced. 23 </dd> 24 <dt>i</dt> 25 <dd> 26 The zero-based position in <i>seq</i> of the element to be replaced. 27 Valid values range from <i>0</i> to <b>BOOST_PP_SEQ_SIZE</b>(<i>seq</i>) - <i>1</i>. 28 </dd> 29 <dt>elem</dt> 30 <dd> 31 The element to replace the element at index <i>i</i> within <i>seq</i>. 32 </dd> 33 </dl> 34 <h4> 35 Remarks 36 </h4> 37 <div> 38 This macro returns <i>seq</i> after replacing the element at index <i>i</i> with 39 <i>elem</i>. 40 </div> 41 <h4> 42 Requirements 43 </h4> 44 <div> 45 <b>Header:</b> <a href="../headers/seq/replace.html"><boost/preprocessor/seq/replace.hpp></a> 46 </div> 47 <h4> 48 Sample Code 49 </h4> 50 <div> 51 <pre> 52#include <<a href="../headers/seq/replace.html">boost/preprocessor/seq/replace.hpp</a>> 53 54#define SEQ (a)(b)(x)(d) 55 56<a href="seq_replace.html">BOOST_PP_SEQ_REPLACE</a>(SEQ, 2, c) // expands to (a)(b)(c)(d) 57</pre> 58 </div> 59 <hr size="1"> 60 <div style="margin-left: 0px;"> 61 <i>� Copyright <a href="http://www.housemarque.com" target="_top">Housemarque Oy</a> 2002</i> 62 </br><i>� Copyright Paul Mensonides 2002</i> 63 </div> 64 <div style="margin-left: 0px;"> 65 <p><small>Distributed under the Boost Software License, Version 1.0. (See 66 accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or 67 copy at <a href= 68 "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p> 69 </div> 70 </body> 71</html> 72