From: Robert Klemme <shortcutter@...>
Date: 2010-11-05T16:53:48+09:00
Subject: Re: Regular Expression

On Fri, Nov 5, 2010 at 12:42 AM, Kendall Gifford <zettabyte@gmail.com> wrote:
> On Thu, Nov 4, 2010 at 5:40 PM, Mike Cargal <mike@cargal.net> wrote:
>> /^(A(?!.*A)|B(?!.*B)|C(?!.*C)|D(?!.*D.*D)|DD(?!.*D))+$/
>
> Mike, I think you deserve a prize.

The regexp is really cute!  I'd just suggest to replace ^$ by \A\z
because otherwise a newline would go undetected.

Kind regards

robert

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