From: Christoph (news_chr) Date: 2003-10-03T14:30:15+09:00 Subject: Re: Instance- and class-variables (was Re: mixing in class methods) "Christoph" wrote: .... > class A > @@rules = false > end > > class B < A > @@rules ||= false > @@ruler ||= false # doesn't throw an exception but ops this should be @@ruler ||=nil # doesn't throw an exception but .... /Christoph