From: Logan Capaldo <logancapaldo@...>
Date: 2006-04-27T13:55:03+09:00
Subject: Re: Q: how to undefined a class after declaration?


On Apr 27, 2006, at 12:47 AM, mike chang wrote:

> E.g. using irb, I created class A and then class B, later I realized
> what I wanted was class B to be a subclass of A like 'class B < A'.  
> irb
> would not allow that now that B exists. How do I undefined B so that I
> can create a new class B with inheritance to A. Is there an undef for
> class ?
>
> Thanks in advance.
> Mike C
>
> -- 
> Posted via http://www.ruby-forum.com/.
>

irb(main):001:0> class A
irb(main):002:1> end
=> nil
irb(main):003:0> class B
irb(main):004:1> end
=> nil
irb(main):005:0> class B < A
irb(main):006:1> end
TypeError: superclass mismatch for class B
         from (irb):5
irb(main):007:0> class Object
irb(main):008:1>   remove_const 'B'
irb(main):009:1> end
=> B
irb(main):010:0> class B < A
irb(main):011:1> end
=> nil