Hi R users, I want to melt a dataframe, but it mixed up the variables.
DF is the original dataset: year month day site1_elev site2_elev site1_temp site2_temp 2000 5 6 1300 1500 20 21 2000 5 7 1300 1500 21 22 2000 5 8 1300 1500 19 20 2000 5 9 1300 1500 22 23 How to melt the dataframe and get the following dataset? Thanks for your help. year month day siteID elev temp 2000 5 6 1 1300 20 2000 5 6 2 1500 21 2000 5 7 1 1300 21 2000 5 7 2 1500 22 [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.