[R] Problem of vocabulary : retrieve element of a list of a list

Felix Andrews felix at nfrac.org
Fri Aug 31 10:43:43 CEST 2007


x[[1]][4]

On 8/31/07, Ptit_Bleu <ptit_bleu at yahoo.fr> wrote:
> Hi,
>
> I read the posts for 2 hours and ?list and tried many comninations but I
> haven't found the answer to this basic question. So I decided to post my
> question even if it is a silly one ...
>
> What is the instruction to retrieve, for example, the "D" of the first list
> ?
> Thanks in advance,
> Ptit Bleu.
>
>
> > x<-list(LETTERS[1:5], LETTERS[10:20])
> > x
> [[1]]
> [1] "A" "B" "C" "D" "E"
>
> [[2]]
>  [1] "J" "K" "L" "M" "N" "O" "P" "Q" "R" "S" "T"
>
> --
> View this message in context: http://www.nabble.com/Problem-of-vocabulary-%3A-retrieve-element-of-a-list-of-a-list-tf4358872.html#a12422479
> Sent from the R help mailing list archive at Nabble.com.
>
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>


-- 
Felix Andrews / 安福立
PhD candidate
Integrated Catchment Assessment and Management Centre
The Fenner School of Environment and Society
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