From: Francois Pottier <francois.pottier@inria.fr>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Function call with a list of parameters
Date: Wed, 12 Dec 2001 14:52:53 +0100 [thread overview]
Message-ID: <20011212145253.A10180@pauillac.inria.fr> (raw)
In-Reply-To: <4.3.2.7.2.20011211145019.028d8e50@arda.pair.com>; from checker@d6.com on Tue, Dec 11, 2001 at 02:59:22PM -0800
On Tue, Dec 11, 2001 at 02:59:22PM -0800, Chris Hecker wrote:
> I have a function that returns a tuple, and a function that takes two
> curried parameters. I'd like to pass the results of the first to the
> second, without having to break up the tuple with fst and snd (or pattern
> matching).
>
> let f () = (1,2)
> let g x y = x + y
The usual solution is as follows:
# let uncurry g (x,y) = g x y;;
val uncurry : ('a -> 'b -> 'c) -> 'a * 'b -> 'c = <fun>
# uncurry g (f());;
- : int = 3
--
François Pottier
Francois.Pottier@inria.fr
http://pauillac.inria.fr/~fpottier/
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next prev parent reply other threads:[~2001-12-12 13:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-11 16:31 Vincent Barichard <Vincent Barichard
2001-12-11 22:59 ` Chris Hecker
2001-12-11 23:26 ` Bruce Hoult
2001-12-12 9:35 ` Markus Mottl
2001-12-12 10:20 ` Vincent Barichard <Vincent Barichard
2001-12-12 22:31 ` Diego Olivier Fernandez Pons
2001-12-13 0:20 ` Bruno Pagano
2001-12-13 0:17 ` Diego Olivier Fernandez Pons
2001-12-14 13:26 ` Alain Frisch
2001-12-17 7:40 ` Francois Pottier
2001-12-12 13:52 ` Francois Pottier [this message]
2001-12-12 18:54 ` Chris Hecker
2001-12-12 19:04 ` Patrick M Doane
2001-12-12 23:49 ` Bruce Hoult
2001-12-13 7:41 ` Francois Pottier
2001-12-12 9:31 ` Jim Farrand
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