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[Caml-list] "List.index" or "List.unique" functions?
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Date: -- (:)
From: Karl Zilles <zilles@1...>
Subject: Re: [Caml-list] "List.index" or "List.unique" functions?
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 

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