iolist_size/1 in guard tests
Loïc Hoguin
essen@REDACTED
Tue Jan 4 19:36:35 CET 2022
Yes but that's considered a historical error.
On 04/01/2022 18:38, Mark Jones wrote:
> But length/1 is allowed in guard tests and it is O(N).
>
> Cheers,
> Mark
>
> On Tue, Jan 4, 2022 at 2:53 AM Aleksander Nycz
> <Aleksander.Nycz@REDACTED <mailto:Aleksander.Nycz@REDACTED>> wrote:
>
> Probably
>
> iolist_size/1 -> O(N)
>
> byte_size/1 -> O(1)
>
>
> Regards
> Aleksander
>
>
> W dniu 04.01.2022 o 09:49, Mark Jones pisze:
> > Is there a reason iolist_size/1 is not a guard BIF like byte_size/1
> > and bit_size/1?
> >
> > Cheers,
> > Mark
>
--
Loïc Hoguin
https://ninenines.eu
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