From: Joel VanderWerf <vjoel@...>
Date: 2008-02-29T08:30:57+09:00
Subject: Re: constants defined in Kernel are also defined in Object?

Arlen Cuss wrote:
> Hi,
> 
> How about this?
> 
>>  And M is included by Foo, yet the analogy breaks down in the outputs of
>>
>>   Object.const_defined?(:FOO)
>>
>>   Foo.const_defined?(:FOO)
> 
>>> Kernel.const_set(:FOO, 42)
> => 42
>>> Class::FOO
> => 42
>>> class Foo; end
> => nil
>>> Foo::FOO
> => 42

But:

Kernel.const_set(:FOO, 42)
class Foo; end
p Foo::FOO                    # ==> 42
p Foo.const_defined?(:FOO)    # ==> false
p Object.const_defined?(:FOO) # ==> true

-- 
       vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407