From: YANAGAWA Kazuhisa <kjana@...4lab.to>
Date: 2004-09-23T23:06:58+09:00
Subject: Re: whitespace string only

In Message-Id: <4152820A.9080408@gmx.net>
Henrik Horneber <ryco@gmx.net> writes:

> What's the best way to test if a string only consists of whitespaces
> and newlines?

What about this?:

  string !~ /\S/

where "\S" means complement of "\s".  If your white spaces are not
equal to "\s", you can use an appropriate character class, say
 "[^ \n]" for a character except a space and a line feed.


-- 
kjana@dm4lab.to                                     September 23, 2004
Slow and steady wins the race.