--- Peter Hickman <peter / semantico.com> wrote:
> C?dric Foll wrote:

...

> Here's what happens.
> 1) 'nil' is an object of the type NilClass.
> 2) The '+' is taken to be a method call on 'nil' with arguments of
> "aaa".
> 3) 'nil' has no such method '+'
> 4) 'nil' raises an exception over missing method '+'



I think he understood that; that's why he asked:

> >why the '+' method of nil isn't defined ?




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