passed to <code><a href="/link/unique?package=Kmisc&version=0.2.0" rd-options="" 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>.

A collection of functions for common data reshaping
        operations, as well as functions for table and plot generation
        for R Markdown documents.

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

Description

Usage

Arguments