From: Charles Oliver Nutter <charles.nutter@...>
Date: 2007-12-01T00:47:09+09:00
Subject: Re: problem with 'self'. behaves different on setting and ge

Cl叩udio Caseiro wrote:
> Jari Williamsson wrote:
>> Michal Gabrukiewicz wrote:
>>
> 
>>> THE INTERESTING THING: 'get_foo' works with 'x' and 'self.x'
>> Yes, but with different result behind the scenes. 'x' is the same as
>> 'x()', while 'self.x' is the same a '@x'
> 
> 
> I think this is not correct. Since there are no local variable "x" in 
> method get_foo, bot "x" and "self.x" will send message x to self.
> 
> If you reopen class User:
> 
> class User
>   def x
>     "2"
>   end
> end
> 
> Both x and self.x in get_foo will return "2", even if @x is "1"

You are correct. Both are calls to the "x" method. The only difference 
is that "self.x" will fail if "x" is private.

- Charlie