[R] change the name of file

[Thilo Kellermann]

Dear Robert,

maybe (!) the following might do the job:

for (i in 1:50){
x<-matrix(runif(100, min=0,max=1),nrow=5,ncol=20)
Write(t(x),file=paste("Data_" i ".txt", sep=""),ncolumns=5,sep="\t")
}

Hope it really does...
Thilo


On Monday 24 July 2006 11:06, Robert Mcfadden wrote:
> Dear R Users,
> Is it possible to make file names dependent on a changing variable?
> For instance. I generate random numbers in a loop and at each iteration I
> want data to write to file (I do not want to write everything in one file
> using 'append'):
>
> for (i in 1:50){
> x<-matrix(runif(100, min=0,max=1),nrow=5,ncol=20)
> Write(t(x),file="Data_i.txt",ncolumns=5,sep="\t")
> }
>
> Of course file name Data_i.txt will be the same for changing i,
> unfortunately.
>
> Any suggestion would be appreciate
> Robert
>
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-- 
________________________
Thilo Kellermann
Department of Psychiatry und Psychotherapy
RWTH Aachen University
Pauwelstr. 30
52074 Aachen
Tel.: +49 (0)241 / 8089977
Fax.: +49 (0)241 / 8082401
E-Mail: tkellermann at ukaachen.de