From: ahoward <ahoward@...>
Date: 2003-01-30T03:27:39+09:00
Subject: Re: Local variables & blocks

On Thu, 30 Jan 2003, Yukihiro Matsumoto wrote:

> It does.  The key is:
>
>   * no other way to make block local variables
>
> So that x in
>
>   a.each do |item|
>     x = ...
>   end
>   p x
>
> would not be a block local variable.  The code above will work without
> preceding "nil" assignment.

o.k.  i understand.

wouldn't that break backward compatibility since any code like

x = 'something completely unrelated'
....
# 1000 lines of code
....

block_method do |arg|
  x = 42
end

would clobber the previous x?

-a

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