Have a look at ?split
Hadley
On Mon, Nov 9, 2009 at 10:41 AM, agm. <amur...@vt.edu> wrote:
>
> Hello,
>
> I'm trying to run a loop that will subset my data into specific sets by
> regions and by race/ethnicity. I'm trying to do this fairly compactly, and
> I cannot get this to work.
>
> A "simple" version of the code that I am trying to run is:
>
> names <- c("white", "black", "asian", "hispanic")
> for(j in names){
> for(i in 1:9){
> names.cd[i].es.wash <- 1
> es.cd[i].names.w <- names.cd[i].es.wash +1
> } ; }
>
> I want the loop to create these variables so that I would have for example:
> "white.cd1.es.wash" through "white.cd9.wash" and then the same for black,
> hispanic, and asian
>
> (However, none of these variables have been created yet outside of the loop)
>
>
> When I try to run this, I get the following error message:
>
> Error: unexpected symbol in:
> "for(i in 1:9){
> names.cd[i].es.wash"
>
> Any idea what I am doing wrong? Thanks in advance for your help! I am
> still trying to get my hands around this programming syntax
>
> --
> View this message in context:
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> Sent from the R help mailing list archive at Nabble.com.
>
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>
--
http://had.co.nz/
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