On Nov 11, 2004, at 8:33 AM, Alexander Sokol wrote:
Say I have two vectors,
a<-c(1,7,4,5,9,11) b<-c(7,4,9)
I would like to create a vector containing the elements in a which are not in
b.
> a[!(a %in% b)] [1] 1 5 11
Sean
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