Dear all,

I need to do the same procedure on several files. But I don't know how to refer to the file name.
Here is an example of what I am trying to do.

List of files: file1(A,B,C, D1...Dn), file2(A,B,C,E1,...,En), file3(A,B,C,F1,...,Fn)

Procedure I want to apply on each file:

dft <- melt(df,id=c('A','B','C'))
dft$X <- substr(dft$variable,1,3)
dft$Y <- substr(dft$variable,4,8)
dft1 <- cast(dft, A+B+C+X ~ Y,value="response")

As you see all the files contains the same 3 variables A,B,C that I use in the procedure.
So I want to apply the procedure on all the file in a loop.
Something like :

filelist <- c('file1' , 'file2' , 'file3')

for (i in 1:3) {
filename <- filelist[i]
...
}

Any suggestion to refer to these files in this loop?

Thanks you in advance,

Helene

--
Hélène Genet, PhD
Institute of Arctic Biology
University of Alaska Fairbanks
Irving I Blg, Room 402
Fairbanks AK 99775

Phone: 907-474-5472
Cell: 907-699-4340
Email: hge...@alaska.edu

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