From: Kirk Haines <khaines@...>
Date: 2004-04-24T02:02:36+09:00
Subject: Re: attr_accessor vs. local variable

On Sat, 24 Apr 2004, Jim Weirich wrote:

> I stand corrected.  References to 'x' that are lexically before the
> assignment are treated as method calls.  References after the the
> assignment are treated as local variables.  But notice it has nothing to
> do with executeing the assignment.
> 
> That leads to the following example ...
> 
> $ cat x.rb
> def x
>   "METHOD CALL"
> end
> def f
>   i = 2
>   while i > 0
>     puts x
>     x = "LOCAL VARIABLE"
>     puts x
>     i -= 1
>   end
> end
> f
> $
> $ ruby x.rb
> METHOD CALL
> LOCAL VARIABLE
> METHOD CALL
> LOCAL VARIABLE

Great example!  I would not have expected it to work that way, though I 
understand now that I see it.  Thanks much.


Kirk Haines