From: Martin DeMello Date: 2003-01-25T04:29:38+09:00 Subject: Re: contained_by method (challange) Lyle Johnson wrote: > ObjectSpace.each_object(Array) { |anArray| > containers << anArray if anArray.include? self > } Doesn't quite work: a = "Hello" b = "Hello" c = [a] c.include?(b) #=> true martin