If you want to sort by the columns with the names 'var1' and 'var2', you would do:
newdata <- data[order(data$var1, data$var2), ] On Wed, May 30, 2012 at 6:07 PM, tony.anderson <tony.ander...@noaa.gov> wrote: > I am a novice user of R and am stumbling on how to order a dataset produced > during my session. > > I have a 1863 row X 14 column dataset that I want to put out to a file. I > want the output sorted by the first column and then by the second column > both in ascending order. The first column is character and the second is > numeric (I hope). I used an "as.numeric" function to assign that variable. > Is there a reason R would not accept "0" or "00" as a numeric value? > > I have tried using the order function but the examples I have seen don't > seem to translate for me. I tried something like this assuming my dataset > is called "data". > > datanew<-data[order(var1, var2),] > print(datanew) > > This generates an "incorrect number of dimensions" error in the order > function. I also tried listing all the variables in the parentheses. > > Your help is appreciated. > > ______________________________________________ > 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. -- Jim Holtman Data Munger Guru What is the problem that you are trying to solve? Tell me what you want to do, not how you want to do it. ______________________________________________ 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.
