drop_fct_lvls: Drop factor levels and filter the data the same time

In emilelatour/lamisc: Latour's Little Helpers

Drop factor levels and filter the data the same time

Description

When you filter data to remove rows that match a level in a factor, the factor levels aren't removed. This function will filter the data and drop the factor levels.

Usage

drop_fct_lvls(data, x, lvls)

Arguments

data	A data frame or tibble
x	A factor (or character vector).
lvls	Character string of factor levels to drop

Value

An object of the same type as data.

Examples

library(dplyr)
library(palmerpenguins)

penguins %>%
  dplyr::count(species)

penguins %>%
  drop_fct_lvls(data = .,
                x = species,
                lvls = c("Chinstrap")) %>%
  dplyr::count(species)

penguins %>%
  drop_fct_lvls(data = .,
                x = species,
                lvls = c("Chinstrap",
                         "Gentoo")) %>%
  dplyr::count(species)

emilelatour/lamisc documentation built on May 10, 2024, 8:38 a.m.