From: MenTaLguY <mental@...>
Date: 2007-04-11T03:03:51+09:00
Subject: Re: Slow ruby regexes

On Wed, 11 Apr 2007 02:59:29 +0900, SonOfLilit <sonoflilit@gmail.com> wrote:
> Read wikipedia on Regex. It explains better than I can why one is used
> over the other (more power).

It's unfortunate, though, that an NFA-based approach isn't selectively used for those expressions which don't use features like backreferences (i.e. the majority of regular expressions people write).  The performance is so much better it's not funny.

-mental