From: ts Date: 2002-01-29T00:02:25+09:00 Subject: Re: Subrange of String subclass => invalid object M> I don't know the details about Ruby's internals, you see, and so this M> patch is quite bad. Otoh, no-one submitted a better one although it is M> very well possible to improve it alot. See [ruby-talk:19761] How do you want correct this ? This is the biggest problem Guy Decoux