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- Subject: RE: nil-valued globals
- From: "Peter Prade" <Peter.Prade@...>
- Date: Wed, 5 Feb 2003 22:15:09 +0100
> Is it possible to distinguish between an undefined global variable
> and one that is defined but has the value 'nil'?
no.
> Or does assigning the value 'nil' to a global variable
> essentially undefine that global?
yes. exactly.
Cheers,
Peter Prade
- References:
- nil-valued globals, xenarcher <nickl@<a href="/cgi-bin/echo.cgi?volition-inc.com">...</a>>
