labelled: drop_unused_value_labels – R documentation

Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!

drop_unused_value_labels

Drop unused value labels

Description

Drop value labels associated to a value not present in the data.

Usage

drop_unused_value_labels(x)

Arguments

`x`	A vector or a data frame.

Examples

x <- labelled(c(1, 2, 2, 1), c(yes = 1, no = 2, maybe = 3))
x
drop_unused_value_labels(x)

labelled

Manipulating Labelled Data

v2.8.0

GPL-3

Authors

Joseph Larmarange [aut, cre] (<https://orcid.org/0000-0001-7097-700X>), Daniel Ludecke [ctb], Hadley Wickham [ctb], Michal Bojanowski [ctb], François Briatte [ctb]

Initial release