In my simple mind, if the input file is sorted, I would do the following:

open in,"file" or die "can not open input file\n";
while (<in>){
  print if ($_ ne $prev_record);
  $prev_record = $_;
}

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Enjoy!
Dageek

In reply to Re: Getting rid of duplicates by johndageek
in thread Getting rid of duplicates by New Novice

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