CL-PPCRE (a regex engine implemented in pure Common Lisp, mostly compatible with perl's regex engine) is apparently pretty fast.

Some comparisons can be found here. In short, it's usually a little faster than Perl, sometimes about twice as slow, and sometimes a lot faster.

"What should it profit a man, if he should win a flame war, yet lose his cool?"

In reply to Re: pcre vs perl regex engine by Joost
in thread pcre vs perl regex engine by jeteve

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