Another way of doing it... 
!/usr/bin/perl

use strict;

my %list;
my @a = qw( 1 2 3 );
my @b = qw( 3 1 5 );

for my $i (@a) {
    $list{$i}++ if ( grep /$i/, @b );
}

print "Results:\n" .  join ", ", keys %list;

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In reply to Re: comparing two array by bichonfrise74
in thread comparing two array by paola82

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