Robin, see below my inserted comments.
Robin Hankin wrote:
Hello Dimitris
thanks for this. It works! I guess I was fixated on the dollar sign.
I must confess that I don't really understand any of the error
messages below. Can anyone help me interpret them?
rksh
Dimitris Rizopoulos wr
Hello Dimitris
thanks for this. It works! I guess I was fixated on the dollar sign.
I must confess that I don't really understand any of the error
messages below. Can anyone help me interpret them?
rksh
Dimitris Rizopoulos wrote:
do you mean:
f <- factor(c("pigs", "pigs", "slugs"))
jj
do you mean:
f <- factor(c("pigs", "pigs", "slugs"))
jj <- list(pigs = 1:10, slugs = 1:3)
jj[levels(f)[1]]
jj[[levels(f)[1]]]
Best,
Dimitris
Robin Hankin wrote:
Hi
I have a factor 'f' and a named list 'jj'.
I want names(jj) to match up with levels(f).
How do I use levels(f) to access ele
Hi
I have a factor 'f' and a named list 'jj'.
I want names(jj) to match up with levels(f).
How do I use levels(f) to access elements of jj?
> f <- factor(c("pigs","pigs","slugs"))
> f
[1] pigs pigs slugs
Levels: pigs slugs
>
> jj <- list(pigs=1:10,slugs=1:3)
My attempts to produce jj$pig
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