[R] anyone know how to combine two vector with some # overlaped?

Julian Taylor julian.taylor at adelaide.edu.au
Wed May 5 05:26:05 CEST 2004


Try

x <- c(1,2,3,4,5)
y <- c(2,3,6,7)
z <- c(x,y)[!duplicated(c(x,y))] 

HTH,
Jules

Mike wrote:
> 
> Hi, there,
> 
> Suppose I have two vector say x=c(1 2 3 4 5) and y=(2
> 3 6 7). Then I want to combine these two vector
> together and get z=c(1 2 3 4 5 6 7) with 2 and 3 only
> appear once. I want to extend this one to a general
> case(say more than 100 elements in x and y and each
> time I don't know which elements are the same). Do you
> happen to know how to do this and which command should
> use?
> 
> Thank you very much. Please reply to this email. Any
> kind help would be greatly appreciated.
> 
> Mike
> 
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