Actually, I just did this to fix it following an earlier suggestion 
$id = 1
open(MYFILE,"/var/tmp/mylist.dat") or die "Cant open mylist.dat"

while (<MYFILE>) {
      chomp;
      split/,/;
      die "Request Id $id already present in file\n" if $_[0] eq $id;
                }

close MYFILE;

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In reply to Re^2: Access elements of $_ by Anonymous Monk
in thread Access elements of $_ by Anonymous Monk

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