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Re: Restricting a scalar to certain values

by sundialsvc4 (Abbot)
on Jun 21, 2013 at 12:55 UTC ( #1040150=note: print w/ replies, xml ) Need Help??


in reply to Restricting a scalar to certain values

The only vague approximation that I have seen is use constant {};.   And it is a very poor substitute.   The Perl language simply does not have real enumerated-types or compile-time checking.


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