From: ts <decoux@...>
Date: 2003-06-25T20:41:17+09:00
Subject: Re: protect parents from children

>>>>> "S" == Simon Strandgaard <0bz63fz3m1qt3001@sneakemail.com> writes:

S> Is it possible to make the variable readonly to the child ?

 I still don't know what is a child, and what you want to do


Guy Decoux

svg% cat b.rb
#!./ruby
class A
   def initialize
      @_a = [1, 2]
   end

   def show
      p "A : #{@_a.inspect}"
   end
end

class B < A
   def initialize
      @_a = 12
      super
   end

   def show
      p "B : #{@_a.inspect}"
      super
   end
end

B.new.show
svg%
 
svg% b.rb
"B : 12"
"A : [1, 2]"
svg%