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This function takes a vector and returns the number of unique values in that vector.
nuniq(x)
A vector.
This function is just shorthand for length(unique(x)), with a shorter name for reference in the vtable or sumtable summ option.
length(unique(x))
vtable
sumtable
summ
x <- c(1, 1, 2, 3, 4, 4, 4) nuniq(x)
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