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Re: Order-Preserving and Unique: List Cleanup

by hossman (Prior)
on Jul 30, 2003 at 06:58 UTC ( #279095=note: print w/ replies, xml ) Need Help??

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  1. or download this
    my %seen =() ;
    @unique_array = grep { ! $seen{$_}++ } @non_unique_array ;
    
  2. or download this
    perl -e '@a = $ARGV[0]? @ARGV : (<STDIN>); chomp @a; print join  "\n",
    + grep { ! $s{$_}++ } @a;' $*
    

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