To remove duplicates: 

  #! /usr/bin/perl -w
  use strict;

  my @arr = (1, 2, 2, 3);
  @arr = keys %{{map {$_ => undef} @arr}};
  print "$_\n" for @arr;

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In reply to Re: Removing an element from an array by pbeckingham
in thread Removing an element from an array by sonic

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