From: Logan Capaldo <logancapaldo@...>
Date: 2007-09-02T09:07:34+09:00
Subject: Re: attr_reader

On 9/1/07, 7stud *** <dolgun@excite.com> wrote:
> Actually, I think attr_reader does create the instance variables:
>
> class Song
>     attr_reader :name, :artist, :duration
> end
>
> song = Song.new
>
> puts song.name
> puts song.artist
> puts song.duration

Nope. It's just that an undefined instance variable is treated as
though it were nil. Try this on for size:

puts song.name
puts song.instance_variables