Hi, Here is my implementation:
> combine <- function(x){ + odd <- x[1:length(x) %% 2 == 1] + even <- x[1:length(x) %%2 == 0] + paste0(odd,even)} > temp <- letters[1:24] > temp [1] "a" "b" "c" "d" "e" "f" "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" "r" "s" "t" "u" "v" "w" "x" > combine(temp) [1] "ab" "cd" "ef" "gh" "ij" "kl" "mn" "op" "qr" "st" "uv" "wx" -- View this message in context: http://r.789695.n4.nabble.com/Paste-every-two-columns-together-tp4702429p4702433.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.