nunique {miscset}

Amount and Index of Unique Values

Description

Return the index or amount of unique values in a vector.

Usage

nunique(x, na = TRUE, ...)

uniquei(x, na = TRUE, ...)

Arguments

x

Numeric vector to transform.

na

Logical, TRUE to include/count NA.

...

Arguments forwarded to unique.

Author(s)

Sven E. Templer

Examples

#

v <- c("a","b","a", NA)
nunique(v)
nunique(v, FALSE)
uniquei(v)
uniquei(v, FALSE)

#