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RE: Regex optimizations

by dchetlin (Friar)
on Oct 25, 2000 at 01:13 UTC ( #38223=note: print w/replies, xml ) Need Help??

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  1. or download this
    [~] $ perl -Mre=debug -e'qr/\d{2}/'
    Freeing REx: `,'
    ...
       3: END(0)
    stclass `DIGIT' minlen 2 
    Freeing REx: `\d\d'
    

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