Doran, Harold <HDoran <at> air.org> writes: : I'm having difficulty with something I believe is very simple, but I'm : stuck. I have a large data frame that took days to clean and prepare. : All I now need to do is concatenate three variables into a single : column. For example, I have tenn$up, tenn$down, and tenn$stable which : all have values of 1 or 0. I simply want to put all three columns : together to create a pattern (e.g., 111, 101, 001). : : I tried c(tenn$up,tenn$down,tenn$stable) : : But this isn't working. Thanks for any help offered. :
Several people have already mentioned paste, which returns a character result, and two other solutions, depending on what you are looking for, are: with(tenn, 100 * up + 10 * down + stable) # numeric result with(tenn, interaction(up, down, stable, sep ="")) # factor result ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
