in reply to Re^2: hash question
in thread hash question

oops, fixed.

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Re^4: hash question
by Anonymous Monk on Nov 21, 2004 at 21:38 UTC
    no luck on this one either!
      Then you have problems with your input, cause I tested my update before submitting it.
      %a = ( A => 1, ); print 'A' if not exists $a{'A'}; # prints nothing print 'B' if not exists $a{'B'}; # prints B

      Try use warnings; to see if you're trying to print undef, and like pg suggested, make sure the // actually matched. You could also give us a sample of IN and IN2 which doesn't provide the expected output.