Re: RFC 171 (v2) my Dog $spot should call a constructor implicitly
[email protected] (Michael Fowler)
| Newsgroups | perl.perl6.language.objects |
|---|---|
| Message-ID | <[email protected]> |
On Fri, Sep 01, 2000 at 12:35:24PM -0700, David E. Wheeler wrote:
> Well then, that makes this example rather wasteful, doesn't it?
It wasn't an example of how my Dog $spot should be used. I was explaining
to Nate what his code was doing.
> my Dog $spot;
> if ($input eq 'Collie') {
> $spot = Collie->new;
> } elsif ($input eq 'Dalmation') {
> $spot = Dalmation->new;
> }
>
> Becuase we're creating two objects when we really only want one.
Yes. That my Dog $spot should be either my $spot or my $spot : isa(Foo)
(which I just recently made up) in this case.
Michael
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