Another possible solution? 
#!/usr/bin/perl

use strict;

my @ids = 0..5;
my @files = 3..8;
my %record;

$record{$_}++ for (@ids, @files);
print map { "Same file and id: $_\n"
  if $record{$_} > 1 } %record;

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In reply to Re: Check If 2 Arrays Match by bichonfrise74
in thread Check If 2 Arrays Match by facedag

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