From: Daniel de Rauglaudre <daniel.de_rauglaudre@inria.fr>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Evaluation order of Stream.from
Date: Wed, 22 May 2002 12:06:29 +0200 [thread overview]
Message-ID: <20020522120629.J1300@verdot.inria.fr> (raw)
In-Reply-To: <20020521220938P.yoriyuki@mbg.sphere.ne.jp>; from yoriyuki@mbg.sphere.ne.jp on Tue, May 21, 2002 at 10:09:38PM +0900
Hi,
On Tue, May 21, 2002 at 10:09:38PM +0900, YAMAGATA yoriyuki wrote:
> I have a question about Stream.from. If I create a stream by
> Stream.from f by some function f, in what order f is called? I mean,
> is it guaranteed that f is always called as f 1, f 2, f 3, ....? or is
> the order like f 1, f 3, f 5, f 7, f 2, f 4, .... possible?
Yes, the order is guaranteed: in streams, to access the nth element,
you must have accessed the first n-1 ones before. But the first
element is f 0, not f 1.
--
Daniel de RAUGLAUDRE
daniel.de_rauglaudre@inria.fr
http://cristal.inria.fr/~ddr/
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next prev parent reply other threads:[~2002-05-22 10:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-21 13:09 YAMAGATA yoriyuki
2002-05-22 10:06 ` Daniel de Rauglaudre [this message]
2002-05-22 15:48 ` John Max Skaller
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