[R] is.na()<- on a character vector

[Eric Berger]

maybe this will make it clear

x <- c(a=1, b=5)
is.na(x) <- "b"

i.e. your second case is dealing with a named vector

HTH,
Eric


On Fri, Dec 16, 2022 at 8:29 PM Göran Broström <goran.brostrom using umu.se>
wrote:

> I'm confused:
>
> > x <- 1:2
> > is.na(x) <- 1
> > x
> [1] NA  2
>
> OK, but
>
> > x <- c("A", "B")
> > is.na(x) <- "A"
> > x
>                A
> "A" "B"  NA
>
> What happens?
>
> G_ran
>
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