passed to <code><a rd-options="" href="/link/unique?package=Kmisc&version=0.5.0" data-mini-rdoc="Kmisc::unique">unique</a></code>


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


This package contains a collection of functions for common data
extraction and reshaping operations, string manipulation, and
functions for table and plot generation for R Markdown documents.

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

Description

Usage

Arguments