dropunusedlevels {crmn}R Documentation

Drop unused levels

Description

Drop unused factor levels in a data frame.

Usage

dropunusedlevels(x)

Arguments

x the data frame

Author(s)

Henning Redestig henning@psc.riken.jp

Examples

iris[1:10,]$Species
dropunusedlevels(iris[1:10,])$Species

[Package crmn version 0.0.11 Index]