Re: [R] duplicated() and unique() problems

2010-06-08 Thread Felix Andrews
On Tuesday, June 8, 2010, christiaan pauw wrote: > Hi everybody > > I have found something (for me at least) strange with duplicated(). I will > first provide a replicable example of a certain kind of behaviour that I > find odd and then give a sample of unexpected results from my own data. I > ho

Re: [R] duplicated() and unique() problems

2010-06-08 Thread christiaan pauw
Thanks for your help Petr I think I understand better now. > > > Masechaba$unique[which(is.na(unique(Masechaba$PROPDESC))==FALSE)]=TRUE >^^^ > This seems to be strange. At first sight I am puzzlet what result I shall > expect from s