cUnique: Count the number of unique values in an array

In kikapp/kikapputils: Frequently Used Functions (one line, title case)

Description

Returns the number of unique values in an array

Usage

cUnique(x, count.na = FALSE)

Arguments

x	an array
count.na	a boolean, if T, NAs will be counted as unique values

Value

the number of unique values in x

Examples

> cUnique(x = letters)
26
> cUnique(x = factor(letters))
26
> cUnique(x = as.numeric(letters), count.na = F)
0
> cUnique(x = as.numeric(letters), count.na = T)
1

kikapp/kikapputils documentation built on May 24, 2021, 10:41 p.m.