From: Iain 'Spoon' Truskett <spoon@...>
Date: 2002-12-06T11:04:59+09:00
Subject: Re: Regexp imxo - does 'x' work?

* Ted (ted@datacomm.com) [06 Dec 2002 13:02]:
> * Iain wrote:
> > >   perl -e 'print "foobar" =~ /foo bar/x'      >> 1
> > >   ruby -e 'print "foobar" =~ /foo bar/x'      >> 0
> >
> > Perl is returning whether there was a match (undef if no match).
> > Ruby is returning the offset of the match (strings start at 0).

> .. and it returns 'nil' for no match?

Correct. The ruby equivalent of undef =)

ruby -e 'print "foobar" =~ /fred/'
perl -e 'print "foobar" =~ /fred/'


cheers,
-- 
Iain.