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Postings from February 2003
On Sat, Feb 22, 2003 at 09:11:03PM +0000, Ton Hospel wrote:
> This seems a case where the problem can be solved by simply dropping
> this optimization. If the value wasn't supposed to change all the
> time, the user would almost certainly have written s/$p// instead of
> s/(??{$p})//, so i think this optimization is not worth it (ok, someone
> might do it to set $^R and $^N)
IMHO that optimization is worth keeping in.
(??{ ... }) 's may return (by different paths!) complicated regular
expressions or long chunks of text.
Caching them dramatically improves the performance.
Regards
Adi
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