lunique | R Documentation |
lunique
returns the number of non-NA
unique elements and
lna
returns the number of NA
s.
lunique(x)
lna(x)
x |
A vector. |
A non-negative integer.
length()
,
unique()
,
is.na()
x <- sample(c(1:3, NA), 10, replace = TRUE)
lunique(x)
lna(x)
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