Re: [R] Dimensions of a List

From: Roland Rau <roland.rproject_at_gmail.com>
Date: Tue, 25 Mar 2008 11:57:16 -0400

Hi,

Shubha Vishwanath Karanth wrote:
> l=list(list(c(1,2),c(4,5),c(6,7)),list(c(11,22,33),c(44,55,66)))
>
> How do I know the dimensions of this list?... In other words, how many
> sub-lists, sub-sub-lists etc...are there in l? How do I know this?
>
>

 > l=list(list(c(1,2),c(4,5),c(6,7)),list(c(11,22,33),c(44,55,66)))  > str(l)
List of 2
  $ :List of 3

   ..$ : num [1:2] 1 2
   ..$ : num [1:2] 4 5
   ..$ : num [1:2] 6 7

  $ :List of 2
   ..$ : num [1:3] 11 22 33
   ..$ : num [1:3] 44 55 66

I hope this is what you were looking for?

Best,
Roland



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