See:
https://stat.ethz.ch/pipermail/r-help/2009-March/192422.html
On Mon, Mar 23, 2009 at 12:52 PM, Steve Murray <smurray...@hotmail.com> wrote:
>
> Dear all,
>
> I am trying to read in and assign data from 50 tables in an automated
> fashion. I have the following code, which I created with the help of
> textbooks and the internet, but it only seems to read in the final data file
> over and over again. For example, when I type:> table_1951 I get the same
> values in the table as when I type> table_2000 despite the values in the
> source tables being different:
>
>
> year <- 1951:2000
> filelist <- paste("C:\\Documents and Settings\\Data\\table_",year,".txt",
> sep="")
> filelist
> # Code seems to operate successfully up to this point
>
> for (i in filelist) {
> for (iyear in 1951:2000) {
> assign(paste("table_",iyear, sep=""),read.table(file=i, header=TRUE,
> sep=","))
> noquote(paste("LOADED FILE:",paste("table_",iyear, sep=""),sep=" "))
> }
> }
>
>
> Can anyone see what I've done wrong here?
>
> And just as an aside, as you can see, I've inserted the 'noquote' line so
> that when the code is running I should be able to see each file being read in
> - mainly as a 'checker'. Should this work as anticipated, with each line
> being displayed with its corresponding table number after it's been read in?
>
> Many thanks for any help offered,
>
> Steve
>
>
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