Chad Perrin wrote:
> On Wed, Apr 04, 2007 at 07:49:05AM +0900, Jamal Soueidan wrote:
>> 
>> why does this happend?
>> 
>> I cannot even write this below
>> 
>> puts 'nil' unless just_something.nil?
>> 
>> hope someone can help me understand whats wrong :)
> 
> Basically, everything *that exists* in Ruby is an object.  If it doesn't
> exist yet, it can't be an object.  You have to have a "just_something"
> before it can be an object.  You could try creating a "just_something"
> with an assignment, for instance:
> 
>   irb(main):001:0> just_something = 0
>   => 0
>   irb(main):002:0> puts just_something.class.to_s
>   Fixnum
>   => nil

how can I check if its not a object because then its empty and not 
created ?

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