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trial
2013 Nov 21
1
how can I import a number of datsets in a folder in my working directory to a list in R
Hi,
Suppose, if I create 15 files in my working directory.
set.seed(48)
lapply(1:15,function(i) {m1 <- matrix(sample(1:20,1686*2,replace=TRUE),nrow=1686,ncol=2); write.table(m1,paste0("file_",i,".txt"),row.names=FALSE,quote=FALSE)})
?D <-dir()
D1 <- D[order(as.numeric(gsub("\\D+","",D)))]
D1
?res <- t(sapply(D1,function(x) {x1<-