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fct_drop refined

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Andreas Gammelgaard Damsbo 2024-12-19 21:12:56 +01:00
commit 7d82eeebd4
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8 changed files with 92 additions and 17 deletions
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man/fct_drop.Rd
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@ -3,9 +3,14 @@
\name{fct_drop}
\alias{fct_drop}
\alias{fct_drop.data.frame}
\alias{fct_drop.factor}
\title{Drop unused levels preserving label data}
\usage{
fct_drop.data.frame(x, ...)
fct_drop(x, ...)
\method{fct_drop}{data.frame}(x, ...)
\method{fct_drop}{factor}(x, ...)
}
\arguments{
\item{x}{Factor to drop unused levels}
@ -14,5 +19,13 @@ fct_drop.data.frame(x, ...)
}
\description{
This extends [forcats::fct_drop()] to natively work across a data.frame and
replace [base::droplevels()].
replaces [base::droplevels()].
}
\examples{
mtcars |>
numchar2fct() |>
fct_drop()
mtcars |>
numchar2fct() |>
dplyr::mutate(vs = fct_drop(vs))
}