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msg00089
2010 Sep 01
6
Why is vector assignment in R recreates the entire vector ?
Hello all,
A friend recently brought to my attention that vector assignment actually
recreates the entire vector on which the assignment is performed.
So for example, the code:
x[10]<- NA # The original call (short version)
Is really doing this:
x<- replace(x, list=10, values=NA) # The original call (long version)
# assigning a whole new vector to x
Which is actually doing this:
x<-