From: "Chr. Rippel" Date: 2002-01-28T00:54:16+09:00 Subject: Re: Subrange of String subclass => invalid object (ups) "Chr. Rippel" wrote in > qwert2 = (HistoryString.new 'qwert').concat 'qwert' > qwert2.concat p qwert2.orig_length # => 5 > p qwert2.upcase.orig_length # => 10 .... qwert2 = (HistoryString.new 'qwert').concat 'qwert' p (qwert2.orig_length) # => 5 p (qwert2.upcase.orig_length) # => 10 /Christoph