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From: skaller <skaller@users.sourceforge.net>
To: John Prevost <j.prevost@gmail.com>
Cc: caml-list <caml-list@inria.fr>
Subject: Re: [Caml-list] Narrowing class's public interface
Date: 13 Oct 2004 17:34:59 +1000	[thread overview]
Message-ID: <1097652898.19740.198.camel@pelican.wigram> (raw)
In-Reply-To: <d849ad2a0410122339ec207d3@mail.gmail.com>

On Wed, 2004-10-13 at 16:39, John Prevost wrote:
> On 13 Oct 2004 12:27:07 +1000, skaller <skaller@users.sourceforge.net> wrote:
>   {...}
> > Hence OO is useless as a general paradigm. {...}

> Er.  You're overstating the case here. 

I said OO is useless as general paradigm, 
I meant that and I don't think it is overstated.

I also said objects have a limited use, where
you don't need covariant methods. 

In such cases, you get dynamic (late) binding
which is indeed very useful.

--->
class type supercow = object
  inherit cow
  method fly : unit -> unit
end
<----

... runs out to buy steel umbrella ...

-- 
John Skaller, mailto:skaller@users.sf.net
voice: 061-2-9660-0850, 
snail: PO BOX 401 Glebe NSW 2037 Australia
Checkout the Felix programming language http://felix.sf.net



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      reply	other threads:[~2004-10-13  7:35 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-10-12 22:16 Tony Edgin
2004-10-13  0:49 ` Jacques Garrigue
2004-10-13  1:43   ` John Prevost
2004-10-13  2:27     ` skaller
2004-10-13  6:39       ` John Prevost
2004-10-13  7:34         ` skaller [this message]

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