Thanks runrig & moritz.

I'm glad that you suggested the use of a hash, I had said the same to my managers, and now I can say independent experts recommend it too.(I'd never heard of "map" before...)

It'd be interesting to run the profiler, I've never done that.

In reply to Re: Speed of Perl Regex Engine by Clovis_Sangrail
in thread Speed of Perl Regex Engine by Clovis_Sangrail

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