From: Brian Candler <B.Candler@...>
Date: 2003-02-18T06:27:47+09:00
Subject: Re: How to test for existence of instance variable?

On Tue, Feb 18, 2003 at 05:39:34AM +0900, Bill Kelly wrote:
> I think defined? might do the trick:
> 
> >> class Foo
> >>   def initialize
> >>     p defined? @bar
> >>     @bar = 123
> >>     p defined? @bar

Doh, how did I miss that! I keep looking at the class reference and forget
that there are actually some reserved words in the language as well :-)

Thanks to everyone.

B.