http://www.perlmonks.org?node_id=1233167


in reply to How to get 0 to initialize a value

Don't put a use strict; in you code example when in fact you're not using it. If you did, then you'd have noticed $novel_list is not defined anywhere. And no, "0" does not mean undefined or will trigger an undefined warning ever.


holli

You can lead your users to water, but alas, you cannot drown them.