This was earlier proposed as P0059, but appears to have seen little work in
the last few years.
Note, however, that this is a span-like container and doesn't own the
elements. You need to
create an array and apply the ring_span to it.

I would be interested in seeing this picked up again.

http://wg21.link/p0059

/Dave

On Wed, 26 Oct 2022 at 14:53, Phil Bouchard via Std-Proposals <
std-proposals_at_[hidden]> wrote:

> Greetings,
>
> I'm surprised this is not part of the standard library yet:
>
>
> https://www.boost.org/doc/libs/1_49_0/libs/circular_buffer/doc/circular_buffer.html
>
> As it is 5 times the speed of a deque and list:
>
>
> https://www.codeproject.com/Articles/1185449/Performance-of-a-Circular-Buffer-vs-Vector-Deque-a
>
> This container is pretty useful as I must have used it 3-4 times in
> different projects over the last 2 years (rotating log files, buffering for
> AI algorithms and preemptive recording of videos).
>
> I encourage its integration because not everybody wants to use the Boost
> library given its complexity to manage.
>
>
> Regards,
> --
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-- 
David Brown
Puffinpack
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