my %results;
@goodstuff = (1,2,3,4,5);
@badstuff = (1,3);

for (@goodstuff) { $results{$_}++ }
for (@badstuff}  { $results{$_}++ }

for (keys %results) {
  if ($results{$_} == 1) {
    print "Value: " . $_ . " was found in only one array\n";
  }
}

[download]

I think that is right, I just coded it off the top of my head so no promises...

In reply to Re: Subtracting Lists by Herkum
in thread Subtracting Lists by JimSki

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