lu: Number of non-NA unique elements in a vector

Description Usage Arguments

View source: R/misc.R

Description

Returns the number of non-NA unique elements in a vector. A wrapper to length( unique( x[!is.na(x)], ... ) ). Primarily intended for interactive, not programmatic, use.

Usage

1
lu(x, ...)

Arguments

x

a vector

...

passed to unique


kevinushey/Kmisc documentation built on May 20, 2019, 9:08 a.m.