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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next prev parent 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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