From: Phrogz <gavin@...>
Date: 2007-01-13T01:35:11+09:00
Subject: Re: DRY gsub...

benj...@fysh.org wrote:
> > a = d.split(/(?:\r\n|[;, ])/)
> >
> > Hope that helps.
>
> Out of interest, what does the ?: do in there? I've googled, etc, honest!

It says, "Please don't capture the stuff in parentheses here, because
that changes what split returns".

irb(main):001:0> s = "a b,c"
=> "a b,c"
irb(main):002:0> s.split( /( |,)/ )
=> ["a", " ", "b", ",", "c"]
irb(main):003:0> s.split( /(?: |,)/ )
=> ["a", "b", "c"]