From: ts <decoux@...>
Date: 2005-08-25T01:11:29+09:00
Subject: Re: Novice Q: What's the difference between /\s*/ and /(\s)*/?

>>>>> "D" == David A Black <dblack@wobblini.net> writes:

D> On Thu, 25 Aug 2005, Jeff Wood wrote:

>> Remember that if you define a group to be
>> inside an optional region of the regular expression, that group will
>> return nil.

D> I'm not sure what you mean there.

moulon% ruby -e '"The gateway is broken ? yes / no ?" =~ /(yes)|(no)/; p $1,$2'
"yes"
nil
moulon% 


Guy Decoux