google at mrabarnett.plus.com
Thu Dec 18 15:17:07 CET 2008
Emanuele D'Arrigo wrote:
> Sorry for the previous post, hit the Enter button by mistake... here's
> the complete one:
> Hi everybody!
> I've written the code below to test the differences in performance
> between compiled and non-compiled regular expression matching but I
> don't quite understand the results. It appears that the compiled the
> pattern only takes 2% less time to process the match. Is there some
> caching going on in the uncompiled section that prevents me from
> noticing its otherwise lower speed?
Yes, the regular expression is compiled and cached internally.
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