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Postings from June 2008
Ben Morrow <ben@morrow.me.uk> writes:
> Quoth sorourke@ucsd.edu:
>> Indeed, if any other slot is defined, *{FOO}{SCALAR} seems to be
>> defined. Is this intended behavior?
>
> Yes. If a glob exists at all it has a SCALAR slot.
>
>> I am currently using *{FOO}{THING} for everything but scalars,
>> and (afterwards) "defined $FOO" for scalars, but it seems like
>> there should be a better way.
>> [...]
>
> 'defined $FOO' tells you whether the scalar contains undef or not, not
> whether it exists.
True. But I think that short of force-upgrading the users of my
module to 5.10, this is the best I can do. (It's being used for
variable-name completion, fwiw.)
By the way, here's a belated "thanks" to whoever wrote the code
enabling PERL_DONT_CREATE_GVSV.
Sean
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