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| <title>BOOST_PP_REMOVE_PARENS</title> |
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| <div style="margin-left: 0px;"> The <b>BOOST_PP_REMOVE_PAREN</b>S macro |
| removes the beginning parenthesis, if it exists, from the input data and |
| expands to the result</div> |
| <h4>Usage</h4> |
| <div class="code"> <b>BOOST_PP_REMOVE_PARENS</b>(param) <a href="../topics/variadic_macros.html#VNotation" |
| target="_self"><sup>(v)</sup></a></div> |
| <h4>Arguments <span style="font-weight: normal;"></span></h4> |
| <h4><span style="font-weight: normal;"> param</span> |
| <span style="font-weight: normal;"> |
| The input data.</span></h4> |
| <h4>Remarks</h4> |
| <div> If the input begins with a parenthesis, with any data within that |
| parenthesis, the macro removes the parenthesis and expands to the result. |
| If the input does not begin with a parenthesis the macro expands to the |
| input.<br> |
| </div> |
| <h4>See Also</h4> |
| <ul> |
| <li><a href="is_begin_parens.html">BOOST_PP_IS_BEGIN_PARENS</a></li> |
| </ul> |
| <h4>Requirements</h4> |
| <div> <b>Header:</b> <a href="../headers/punctuation/remove_parens.html"><boost/preprocessor/punctuation/remove_parens.hpp></a> |
| </div> |
| <h4>Sample Code</h4> |
| <div> |
| <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' |
| BOOST_PP_REMOVE_PARENS(DATAP) // expands to 'data more_data'<br> |
| </pre></div> |
| <hr size="1"> |
| <div style="margin-left: 0px;"> <i>© Copyright Edward Diener 2014</i> </div> |
| <div style="margin-left: 0px;"> |
| <p><small>Distributed under the Boost Software License, Version 1.0. (See |
| accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> |
| or copy at <a href="http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p> |
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