On 2011-12-02 22:33:34 +0000, "Marco Leise" <marco.le...@gmx.de> said:
http://www.easypolls.net/poll.html?p=4ed9478e4fb7b0e4886eeea2
I'd say, go with what other engines are doing. PCRE accepts them. I think POSIX does not, but does not allow any escaping inside a character class either.
-- Michel Fortin michel.for...@michelf.com http://michelf.com/