From: ts Date: 2004-09-23T19:01:57+09:00 Subject: Re: whitespace string only >>>>> "M" == Mikael Brockman writes: M> self !~ /[\s\n]/m 1) \n is in \s with a character class, /m is useless 2) you are testing that it don't exist a whitespace character in the string Guy Decoux