From: matz@... (Yukihiro Matsumoto)
Date: 2000-11-14T09:24:17+09:00
Subject: [ruby-talk:6328] Re: dup vs clone

Hi,

In message "[ruby-talk:6323] dup vs clone"
    on 00/11/14, jweirich@one.net <jweirich@one.net> writes:

|The "Programming Ruby" book indicates that there may be semantic
|differences between "dup" and "clone", particularly in descendent
|classes.  I'm not entirely sure why there would be a difference and
|exactly what that difference is.  Could someone elaborate?

`clone' copies everything; internal state, singleton methods, etc.
`dup' copies object contents only (plus taintness status).

							matz.