On Wed, Feb 11, 2026 at 03:37:26PM +0100, Michael Grimm via Postfix-users wrote:

> Viktor Dukhovni via Postfix-users <[email protected]> wrote:
> > 
> > On Tue, Feb 10, 2026 at 09:23:13PM +0100, Michael Grimm via Postfix-users 
> > wrote:
> 
> >> Wow. That's gorgeous and a real regex gem in my point of view. It took
> >> me a while to comprehend.
> 
> > Sorry to disappoint you, but those are comparatively simple beginner
> > regular expressions.  PCRE does not expose many of the more advanced
> > features of Perl's REs.  Use of incremental matching when parsing
> > can, for example, be seen in:
> > 
> >    
> > https://github.com/vdukhovni/postfix/blob/master/postfix/auxiliary/collate/collate.pl?ts=8
> 
> Thanks for that script and demonstration of advanced regular expressions ;-)

Intermediate regular expressions. :-)

-- 
    Viktor.  🇺🇦 Слава Україні!
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