Dear all, I have a list that contains 3 sublists( x1, x2, x3)
mylist<-list(x1=c("A","A","A","B","C","Z","Y"),x2=c("D","D","E","E","F","Z","X"),x3=c("A","A","A","B","Y","Z")) mylist $x1 [1] "A" "A" "A" "B" "C" "Z" "Y" $x2 [1] "D" "D" "E" "E" "F" "Z" "X" $x3 [1] "A" "A" "A" "B" "Y" "Z" I also have another list, that contains some specific elements. newlist<-c("A","B","C","D","E","F") newlist [1] "A" "B" "C" "D" "E" "F" I want to match mylist[1], mylist[2], etc with newlist and I am looking for the following output: A B C D E F x1 3 1 1 NA NA NA x2 NA NA NA 2 2 1 x3 3 1 NA NA NA NA Any thoughts? Many thanks Olga ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.