]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | <html> |
2 | <head> | |
3 | <meta content="text/html; charset=windows-1252" http-equiv="content-type"> | |
4 | <title>BOOST_PP_REMOVE_PARENS</title> | |
5 | <link rel="stylesheet" type="text/css" href="../styles.css"> | |
6 | </head> | |
7 | <body> | |
8 | <div style="margin-left: 0px;"> The <b>BOOST_PP_REMOVE_PAREN</b>S macro | |
9 | removes the beginning parenthesis, if it exists, from the input data and | |
10 | expands to the result</div> | |
11 | <h4>Usage</h4> | |
12 | <div class="code"> <b>BOOST_PP_REMOVE_PARENS</b>(param) <a href="../topics/variadic_macros.html#VNotation" | |
13 | target="_self"><sup>(v)</sup></a></div> | |
14 | <h4>Arguments <span style="font-weight: normal;"></span></h4> | |
15 | <h4><span style="font-weight: normal;"> param</span> | |
16 | <span style="font-weight: normal;"> | |
17 | The input data.</span></h4> | |
18 | <h4>Remarks</h4> | |
19 | <div> If the input begins with a parenthesis, with any data within that | |
20 | parenthesis, the macro removes the parenthesis and expands to the result. | |
21 | If the input does not begin with a parenthesis the macro expands to the | |
22 | input.<br> | |
23 | </div> | |
24 | <h4>See Also</h4> | |
25 | <ul> | |
26 | <li><a href="is_begin_parens.html">BOOST_PP_IS_BEGIN_PARENS</a></li> | |
27 | </ul> | |
28 | <h4>Requirements</h4> | |
29 | <div> <b>Header:</b> <a href="../headers/punctuation/remove_parens.html"><boost/preprocessor/punctuation/remove_parens.hpp></a> | |
30 | </div> | |
31 | <h4>Sample Code</h4> | |
32 | <div> | |
33 | <pre>#include <<a href="../headers/punctuation/remove_parens.html">boost/preprocessor/punctuation/remove_parens.hpp</a>><br><br>#define DATA data<br>#define DATAP ( data ) more_data<br><br>BOOST_PP_REMOVE_PARENS(DATA) // expands to 'data' | |
34 | BOOST_PP_REMOVE_PARENS(DATAP) // expands to 'data more_data'<br> | |
35 | </pre></div> | |
36 | <hr size="1"> | |
37 |