From: ts Date: 2002-03-28T00:08:05+09:00 Subject: Re: Hash.new(Hash.new) doesn't use Hash.new as default value >>>>> "J" == Jonas Delfs writes: J> I can't force Ruby to .dup that object, can I? Actually you can't if you use this syntax. You have a module http://www.ruby-lang.org/en/raa-list.rhtml?name=PerlValue which do something similar to a P language Guy Decoux