Global space
boost::xpressive::space — Matches a space character. 
 
Synopsis
Description
The regex traits are used to determine which characters are space characters. To match any character that is not white-space, use ~space.
| ![[Note]](../../../../doc/src/images/note.png) | Note | 
| space is equivalent to /[[:space:]]/ in perl. ~space is equivalent to /[[:^space:]]/ in perl.  |