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From: Karl Zilles <zilles@1969.ws>
To: Matthieu Sozeau <mattam@altern.org>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] "List.index" or "List.unique" functions?
Date: Fri, 30 Apr 2004 13:01:55 -0700	[thread overview]
Message-ID: <4092B0B3.9040904@1969.ws> (raw)
In-Reply-To: <20040430192927.GA9010@mattam.ath.cx>

Matthieu Sozeau wrote:
> On Fri, Apr 30, 2004 at 12:08:56PM -0700, Karl Zilles wrote:
> 
>>List.rev is not tail recursive, so you wouldn't want to use this 
>>function on industrial size lists.
> 
> 
> List.rev and List.rev_map are tail recursive, unlike map. It can be
> really benefical sometimes to use an accumulator in a recursive
> function and reverse it at the end (it certainly wouldn't if List.rev
> was not tail recursive).

You're right.  Not sure how that got into my head.  Thanks for the 
correction.

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  reply	other threads:[~2004-04-30 20:02 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-30 17:54 Rahul Siddharthan
2004-04-30 18:51 ` Martin Jambon
2004-04-30 19:01 ` Benjamin Geer
2004-04-30 19:07   ` Thanks " Rahul Siddharthan
2004-04-30 19:08 ` Karl Zilles
2004-04-30 19:29   ` Matthieu Sozeau
2004-04-30 20:01     ` Karl Zilles [this message]
2004-04-30 20:05   ` Remi Vanicat
2004-04-30 20:47     ` JM Nunes
2004-04-30 20:58       ` Karl Zilles
2004-05-01  1:59   ` [Caml-list] List.rev skaller
2004-05-01  4:18     ` Jon Harrop
2004-05-01  4:38     ` brogoff
2004-05-01  5:12       ` skaller
2004-05-01  7:08         ` William Lovas
2004-05-01  8:10           ` skaller
2004-05-01  8:32             ` Jon Harrop
2004-05-01  9:24               ` skaller
2004-05-02 12:07             ` Andreas Rossberg
2004-05-02 13:29               ` skaller
2004-05-01 10:07         ` Richard Jones
2004-05-01 10:09           ` Nicolas Cannasse
2004-05-02 16:04             ` Brian Hurt
2004-05-01 10:32           ` Jon Harrop
2004-05-01 16:41     ` John Goerzen
2004-05-01 19:11       ` skaller
2004-05-01 10:03 ` [Caml-list] "List.index" or "List.unique" functions? Richard Jones

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