I also didn't know the trick where you put the pattern on the left side of the =~ operator and still get results somehow ;-
Ugh. Major brain fart. And it still works!

The (?!\1)xxx(() element is great, thanks.

-QM
--
Quantum Mechanics: The dreams stuff is made of

In reply to Re^2: Matching permutations with regex by QM
in thread Matching permutations with regex by QM

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