Re: [R] concatenating 2 text columns in a data.frame

2009-02-02 Thread Philipp Pagel
On Mon, Feb 02, 2009 at 09:44:28AM -0500, Shaun Grannis wrote: > I'm trying to concatenate values from two columns in a data frame. For > example, I have the following data.frame: > > C1 C2 C3 C4 C5 > A B *F C* Q > G H *I J* T > K D *R S* E > P L *M N* O > > I'

Re: [R] concatenating 2 text columns in a data.frame

2009-02-02 Thread Dimitris Rizopoulos
yes, try this: dat <- read.table(textConnection( "C1 C2 C3 C4 C5 A B F C Q G H I J T K D R S E P L M N O" ), header = TRUE) closeAllConnections() dat$NewCol <- do.call(paste, c(dat[c("C3", "C4")], sep = "")) dat I hope it helps. Best, Dimitris Shaun Grann