From: matz@... (Yukihiro Matsumoto)
Date: 2004-05-17T23:34:49+09:00
Subject: Re: Object#copy [rcr?]

Hi,

In message "Object#copy [rcr?]"
    on 04/05/17, "Ara.T.Howard" <Ara.T.Howard@noaa.gov> writes:

|can anyone think of a good reason NOT to have this feature?
|
|  class Object
|    def copy
|      Marshal::load(Marshal::dump(self))
|    end
|  end

I think deep copy should be implemented independently from
marshaling, which is inefficient and limited scheme for deep copy.
The only problem is that it's difficult to implement.

							matz.