Length of unique elements in a vector

Source: R/vector.R

Length of unique elements in a vector

uniqueLength(x, incomparables = FALSE)

Arguments

x

A vector

incomparables

See unique

Value

An integer indicating the number of unique elements in the input vector

See also

unique

Author

Jitao David Zhang <jitao_david.zhang@roche.com>

Examples


test.vec1 <- c("HSV", "FCB", "BVB", "HSV", "BVB")
uniqueLength(test.vec1)
#> [1] 3

test.vec2 <- c(1L, 2L, 3L, 5L, 3L, 4L, 2L, 1L, 5L)
ulen(test.vec2)
#> [1] 5