From: ts <decoux@...>
Date: 2004-08-17T23:31:59+09:00
Subject: Re: instance_eval

>>>>> "l" == lopex  <lopexx@autograf.pl> writes:

l> I read in rdoc that instance_eval changes eval context to the receiver, 
l> so a thought the scope changes as well.

 It change self and the default class

svg% cat b.rb
#!/usr/bin/ruby
class A
end

a = A.new
b = A.new

a.instance_eval("def a() puts 'a' end")
a.a
b.a
svg%
 
svg% b.rb
a
./b.rb:10: undefined method `a' for #<A:0x4009a024> (NoMethodError)
svg% 


Guy Decoux