[R] The "reverse" of do.call("rbind",) on a list

Gabor Grothendieck ggrothendieck at gmail.com
Tue Nov 13 02:14:53 CET 2007


Try:

split(xm, row(xm))

On Nov 12, 2007 8:07 PM, Søren Højsgaard <Soren.Hojsgaard at agrsci.dk> wrote:
> Dear List,
> I want to turn the matrix
> > xm
>     [,1] [,2]
> [1,] "a"  "b"
> [2,] "d"  "e"
>
> into a list "by rows" as:
> [[1]]
> [1] "a" "b"
> [[2]]
> [1] "d" "e"
>
> A (bad?) way of doing this is as
> > unlist(apply(xm,1, list), recursive=F)
> [[1]]
> [1] "a" "b"
> [[2]]
> [1] "d" "e"
>
> - but there must be a more elegant way. Can anyone help on this? Thanks!
> Søren
>
>
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