>> I think I should be able to do this using the "reshape" function, but >> I cannot get it to work. I think I need some help to understand >> this... >> >> >> (If I could split the "variable" into three separate columns splitting >> by ".", that would be even better.) > > Use strsplit and "["
Or colsplit, from reshape, that does this for you. Hadley -- Assistant Professor / Dobelman Family Junior Chair Department of Statistics / Rice University http://had.co.nz/ ______________________________________________ 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.