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Re: Re: Re: Re: Re3: BioInformatics - polyA tail search

by runrig (Abbot)
on Sep 02, 2003 at 20:26 UTC ( #288425=note: print w/replies, xml ) Need Help??

in reply to Re: Re: Re: Re3: BioInformatics - polyA tail search
in thread BioInformatics - polyA tail search

A comma in the range is useful if you are matching something after the sequence, or if you are using capturing parenthesis to save the matched sequence. If you only want to match sequences of 10 and not longer, you would need a negative-lookahead (see perlre) after the {10}.

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