The BOOST_PP_REMOVE_PARENS macro removes the beginning parenthesis, if it exists, from the input data and expands to the result

Usage

BOOST_PP_REMOVE_PARENS(param) (v)

Arguments    

    param           The input data.

Remarks

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.

See Also

Requirements

Header:  <boost/preprocessor/punctuation/remove_parens.hpp>

Sample Code

#include <boost/preprocessor/punctuation/remove_parens.hpp>

#define DATA data
#define DATAP ( data ) more_data

BOOST_PP_REMOVE_PARENS(DATA)     // expands to 'data'
BOOST_PP_REMOVE_PARENS(DATAP)    // expands to 'data more_data'
© Copyright Edward Diener 2014

Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at www.boost.org/LICENSE_1_0.txt)