[R] vector entry in matix
R. Michael Weylandt
michael.weylandt at gmail.com
Thu Jul 5 17:22:09 CEST 2012
It is possible to put dimensionality on a list (i.e., a generic
vector), which might be what you're looking for.
x <- list(1:4, letters[1:4], function(x,y) x + y, rnorm(50))
dim(x) <- c(2,2)
x[[1,2]]
x[[2,2]]
x[[3,2]] # Error
Best,
Michael
On Thu, Jul 5, 2012 at 8:19 AM, Thomas C. <thomas.csapak at gmail.com> wrote:
> hi,
>
> i'm trying to figure out if there's any possibility to write a whole vector
> into a matrix or data.frame or something like that. i don't mean
> transormation. Here an example:
>
> [,1] [,2]
> [1,] "a" "d"
> [2,] "b" "e"
> [3,] "c" "f"
>
>
> where e.g. a is a<-c(0,1) vector of length 2, b a vector of length 4,... (i
> know that the matrix enties are strings :)). i'm trying to put some
> variables into a matrix or data.frame, but i couldn't handle it. is
> something like that possible in R?
>
> thanks for your help!
>
> --
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