projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | <html> |
| 2 | <head> | |
| 3 | <title>BOOST_PP_SEQ_HEAD</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_HEAD</b> macro expands to the first element in a <i>seq</i>. | |
| 9 | </div> | |
| 10 | <h4> | |
| 11 | Usage | |
| 12 | </h4> | |
| 13 | <div class="code"> | |
| 14 | <b>BOOST_PP_SEQ_HEAD</b>(<i>seq</i>) | |
| 15 | </div> | |
| 16 | <h4> | |
| 17 | Arguments | |
| 18 | </h4> | |
| 19 | <dl> | |
| 20 | <dt>seq</dt> | |
| 21 | <dd> | |
| 22 | The <i>seq</i> from which the first element is extracted. | |
| 23 | </dd> | |
| 24 | </dl> | |
| 25 | <h4> | |
| 26 | See Also | |
| 27 | </h4> | |
| 28 | <ul> | |
| 29 | <li> | |
| 30 | <a href="seq_tail.html">BOOST_PP_SEQ_TAIL</a></li> | |
| 31 | </ul> | |
| 32 | <h4> | |
| 33 | Requirements | |
| 34 | </h4> | |
| 35 | <div> | |
| 36 | <b>Header:</b> <a href="../headers/seq/seq.html"><boost/preprocessor/seq/seq.hpp></a> | |
| 37 | </div> | |
| 38 | <h4> | |
| 39 | Sample Code | |
| 40 | </h4> | |
| 41 | <div> | |
| 42 | <pre> | |
| 43 | #include <<a href="../headers/seq/seq.html">boost/preprocessor/seq/seq.hpp</a>> | |
| 44 | ||
| 45 | #define SEQ (a)(b)(c) | |
| 46 | ||
| 47 | <a href="seq_head.html">BOOST_PP_SEQ_HEAD</a>(SEQ) // expands to a | |
| 48 | <a href="seq_tail.html">BOOST_PP_SEQ_TAIL</a>(SEQ) // expands to (b)(c) | |
| 49 | </pre> | |
| 50 | </div> | |
| 51 | <hr size="1"> | |
| 52 | <div style="margin-left: 0px;"> | |
| 53 |