From: Pierre Weis <Pierre.Weis@inria.fr>
To: skaller@maxtal.com.au (John Max Skaller)
Cc: caml-list@inria.fr
Subject: Re: Return type of procedures?
Date: Thu, 24 Aug 2000 10:49:55 +0200 (MET DST) [thread overview]
Message-ID: <200008240849.KAA07571@pauillac.inria.fr> (raw)
In-Reply-To: <39A369AD.E640C222@maxtal.com.au> from John Max Skaller at "Aug 23, 100 04:05:33 pm"
> But the other thing you miss is that even in ocaml, environments
> are NOT immutable: there are mutable fields, and thus mutable
> data structures like Hashtbl. The fact is, some things are easier
> to express in a stateful manner than a functional one.
Strictly speaking, environments in Caml ARE immutable: there is no way
to change the binding of an identifier. What can be mutated are
designated sub-parts of values bound to identifiers.
Pierre Weis
INRIA, Projet Cristal, Pierre.Weis@inria.fr, http://cristal.inria.fr/~weis/
next prev parent reply other threads:[~2000-08-24 8:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-08-21 21:58 David McClain
2000-08-23 6:05 ` John Max Skaller
2000-08-24 8:49 ` Pierre Weis [this message]
-- strict thread matches above, loose matches on Subject: below --
2000-08-22 1:38 Manuel Fahndrich
2000-08-21 21:59 Manuel Fahndrich
2000-08-22 1:17 ` John Max Skaller
2000-08-21 17:17 John Max Skaller
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