From: "Kent S." Date: 2004-03-08T10:04:41+09:00 Subject: Re: proposal: class<>I had the impression that they didn't differ much. >>Is there anyone which can explain this to me? > > > When you do "obj.extend(Mod)", obj.ancestors changes (new module > added). > To be precise, class << obj; self end.ancestors changes :-) /kent