Thanks:) Regards, Farnoosh Sheikhi
On Thursday, February 13, 2014 1:29 PM, arun <smartpink...@yahoo.com> wrote: Sorry, the library should be library(reshape2) On Thursday, February 13, 2014 4:27 PM, arun <smartpink...@yahoo.com> wrote: HI Farnoosh, You can use ?dcast() library(plyr) dcast(DataA,ID~Var1,value.var="Var2") # ID A B #1 1 100 50 #2 2 200 100 A.K. On Thursday, February 13, 2014 2:59 PM, farnoosh sheikhi <farnoosh...@yahoo.com> wrote: Hi Arun, I hope all is well. I need to aggregate a data like below: DataA ID Var1 Var2 1 A100 1B50 2 A200 2B100 The transformed data should be like below: ID AB 1100 50 2200100 Thanks a lot. Regards, Farnoosh Sheikhi [[alternative HTML version deleted]]
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