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Postings from October 2003
On 6 Oct 2003, at 17:52, Gisle Aas wrote:
> Graham Barr <gbarr@pobox.com> writes:
>
>>>> $ perl -wle 'print ref bless [] => 0'
>>>> 0
>>>
>>> I would be tempted to make that bless illegal.
>>
>> I dont see why we should treat that specially. People can always bless
>> into a package which has overload and have that return false.
>
> I don't think you are able to overload on the class name. The HvNAME
> is just a char*.
I did not mean overload the package name itself, but rather
package False;
use overload bool => sub { 0 }
1;
Any reference blessed into that package will be false in a boolean
context.
Graham.
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