R/drop_variables.r

Defines functions drop_variables_fn

Documented in drop_variables_fn

#' Drop variables in a dataframe.
#'
#' This is a column transformation and will be wrapped in
#' \code{column_transformation}.
#'
#' @param x an atomic vector. The column to process.
#' @return NULL ensures the column gets removed
#' @examples
#' drop_variables(iris, 1) # Drop first column
#' drop_variables(iris, c('Sepal.Length', 'Petal.Length'))
#' drop_variables(iris, c(TRUE,TRUE,FALSE,FALSE,TRUE)) # only leave columns 3 and 4
drop_variables_fn <- function(x) NULL

#' @export
drop_variables <- column_transformation(drop_variables_fn)
robertzk/syberiaMungebits documentation built on July 30, 2019, 3:37 p.m.