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http://bugs.exim.org/show_bug.cgi?id=1393
--- Comment #4 from Philip Hazel <ph10@???> 2013-10-08 18:51:35 ---
On Tue, 8 Oct 2013, ouadji wrote:
> (3)(?!\1) ... matches 3 from input string a3bc
> the term (?!\1) is just a conditional term,
> but (?!\1)is not included in the match.
> The good résult would be 3b.
The ... in my pattern was part of the pattern! So you need
(3)(?!\1).
^
^
This matches the character.
I realized this isn't quite as simple. And it won't work if the group
has a variable number of characters.
> "Nothing like you suggest exists in Perl ..."
>
> I suspected a answer like this one. I understand, but it's a pity.
Even more unlikely is the introduction of a new meta-character like the
~ you suggest. It would break many patterns.
> but like you say, if nothing like i suggest exists in Perl
> ... then this is a dead end. :-)
Perl does keep changing ... I try to keep up with it. So you never know.
Regards,
Philip
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