I recommend taking some 'C' classes and you will understand the difference between "undef" and "zero".
Unlike C, in Perl, "undef" is actually a value. I really fail what insight C can give you here. In fact, I recommend you take some Perl classes, and learn what undef really is (and isn't).

In reply to Re^4: Looking for less code by JavaFan
in thread Looking for less code by Sun751

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