[R] Where is list.names?

[Göran Broström]

Den 2022-03-30 kl. 13:01, skrev Ivan Krylov:
> В Wed, 30 Mar 2022 12:43:52 +0200
> Göran Broström <goran.brostrom using umu.se> пишет:
> 
>> That works, if I check for missing argument
> 
>> Is this the final word?
> 
> How about omitting it entirely and letting ... handle it?

Looks nice, thank you!

> 
> table <- function(
>   ..., useNA = "ifany", exclude = if (useNA == "no") c(NA, NaN),
>   deparse.level = 1
> ) base::table(
>   ..., useNA = useNA, exclude = exclude, deparse.level = deparse.level
> )
> table(c(1,1,2,NA))
> #
> #    1    2 <NA>
> #    2    1    1
> table(c(1,1,2,NA), dnn = 'a')
> # a
> #    1    2 <NA>
> #    2    1    1
> 
>