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Re: finding and deleting repeated lines in a file

by insensate (Hermit)
on Jun 19, 2002 at 14:16 UTC ( [id://175691]=note: print w/replies, xml ) Need Help??

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  1. or download this
    open(FILE,"peptides.txt");
@peptides=<FILE>;
%seen=();
@unique=grep{! $seen{$_} ++} @peptides;

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