From: James Edward Gray II <james@...>
Date: 2007-04-04T22:32:42+09:00
Subject: Re: Everything is a object?

On Apr 4, 2007, at 8:25 AM, Jamal Soueidan wrote:

> Actually I was trying to do it this way, when I started.
>
> if @var.nil?
>   p "empty"
> end
>
> which works normal..but @var is nothing yet, and not declared, but  
> still
> its object of object class?

I think you're making this harder than it is.  Unassigned instance  
(and global) variables default to nil, but issue a warning on first  
use.  nil is an object like anything else in Ruby.

James Edward Gray II