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Postings from November 2003
* A. Pagaltzis <pagaltzis at gmx.de> [2003-11-03 17:38]:
> * Orton, Yves <yves.orton@de.mci.com> [2003-11-03 17:27]:
> > > If the 'foo' attribute hasn't been set to anything, then you
> > > want an empty list to iterate over. With version C, that's
> > > what you get.
> >
> > No. If $self->{foo} is undef you get an error with version C.
>
> You're forgetting autovivification. If $self->{foo} is undef it
> is coerced into a appropriate reftype.
$ perl -Mstrict -wle 'my $f = { }; my @a = @{ $f->{foo} }'
Can't use an undefined value as an ARRAY reference at -e line 1.
(darren)
--
How you look depends on where you go.
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