ah sorry for that.. But it looks like I have grown very complacent about
clojure-functions doing the *"right thing"* .. my bad.
Sunil.

On Fri, Jun 10, 2011 at 12:06 PM, Meikel Brandmeyer <m...@kotka.de> wrote:

> Hi,
>
> Am Freitag, 10. Juni 2011 06:49:41 UTC+2 schrieb Sunil Nandihalli:
>
>> as long as (reversible? of-whatever-collection) is true , last is almost a
>> constant time operation
>>
>
> In theory, but not in practice. last will always be O(N) in it's current
> implementation. The only fast way to get the last element is peek on a
> vector or (first (rseq ...)) for collections supporting rseq.
>
> Sincerely
> Meikel
>
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