Author: Philip Hazel Date: To: Spoon Reloaded CC: pcre-dev Subject: Re: [pcre-dev] Help with palindrome matching
On Tue, 22 Sep 2009, Spoon Reloaded wrote:
> > PCRE version 7.9 2009-04-11
> >
> > /^(?:((.)(?1)\2|)|((.)(?3)\4|.))$/
>
> This also does not work on "ababa". I have PCRE version 7.8 2008-09-05
Hmm. So it doesn't (on 7.9). I will have to look further, but it won't
be for a few days now as Real Life(tm) is interfering...