From: matz@... (Yukihiro Matsumoto) Date: 2000-05-12T13:38:49+09:00 Subject: [ruby-talk:02773] Re: More code browsing questions Hi, In message "[ruby-talk:02772] Re: More code browsing questions" on 00/05/11, Albert Wagner writes: |Thanks again, Dave. I understand your example, but not the following |code from ext/tk/lib/tkafter.rb: |: |require 'tk' | |class TkAfter | include TkCore | extend TkCore 'include' adds features (methods) to instances of the class TkAfter. 'extend' add features to class TkAfter itself. |(Am I hopelessly ignorant?) No. It's kinda complex. Ruby is simple in appearance, but is very complex inside, just like our human body. matz.