Don't use an index on @links... use a processing queue: 
my @links = (... initial set ...);
while (@links) {
  my $one = shift @links;
  ... process $one ...
  push @links, (... more to do... );
}

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-- Randal L. Schwartz, Perl hacker
Be sure to read my standard disclaimer if this is a reply.

In reply to Re: Processing a dynamic array by merlyn
in thread Processing a dynamic array by lampros21_7

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