Hello, How i can use a costum function in tapply which has more than one variable?
I mean sum(x) only needs one object but what when i have a function function(x,y) with more, how i indicate where are the other variables to use?7 I hope someone can help me. Thank you!! Best regards, Dominic ______________________________________________ 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.
