Re: RFC 72 (v1) The regexp engine should go backward as well as forward.

[email protected] (Mark-Jason Dominus) Mon, 11 Sep 2000 15:39:23 -0400
Newsgroups perl.perl6.language.regex
Message-ID <[email protected]>
> Simply put, I want variable-length lookbehind.  

Why didn't you simply propose that the (?<...) operator be fixed to
support variable-length expressions?  Why so much additional machinery?