From: Brian Candler <B.Candler@...>
Date: 2003-08-11T06:40:20+09:00
Subject: Re: Ruby and OOP-design (question of an old "procedural person" ;)

On Mon, Aug 11, 2003 at 03:16:55AM +0900, Dan Doel wrote:
> It was just an example.  #nil? could be written that way, although then 
> it'd be pointless, since
> 
>    if  obj ...
> 
> Would be exactly the same as
> 
>    if obj.nil? ...

I think you mean 'if obj.notnil?' could be written that way.

     if obj...

is equivalent to

     unless obj.nil? ...

with the exception of obj == false.

Cheers,

Brian.