while (chomp(my $temp=<INPUT>)){
Don't do that. Do your chomp inside the loop. Otherwise, you'll get a warning (you do have warnings enabled, don't you?) when you reach the end and <INPUT> returns undef, since chomp expects a string, not undef.
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In reply to Re: Regex error when [] occurs in file.. by ysth
in thread Regex error when [] occurs in file.. by why_bird

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