In the spirit of TIMTOWTDI!: 

#!/usr/bin/perl -w 
use strict;
ues Tie::File;

my @ry=();
tie @ry,"Tie::File","a.txt" or die $!;
my %een=();
@ry = grep !$een{$_}++,sort @ry;
untie @ry;

[download]
Sort of an implementation of an inline unique sort.

HTH

Peter L. Berghold -- Unix Professional
Peter -at- Berghold -dot- Net; AOL IM redcowdawg Yahoo IM: blue_cowdawg

In reply to Re: 'sort -u' in perl by blue_cowdawg
in thread 'sort -u' in perl by sanPerl

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