boost::xpressive::punct — Matches a punctuation character.
// In header: <boost/xpressive/regex_primitives.hpp> unspecified punct;
The regex traits are used to determine which characters are punctuation. To match any character that is not punctuation, use ~punct.
punct is equivalent to /[[:punct:]]/ in perl. ~punct is equivalent to /[[:^punct:]]/ in perl.
![[Note]](../../../../doc/src/images/note.png)