radiant.data (version 1.4.5)

mutate_ext: Add transformed variables to a data frame with the option to include a custom variable name extension

Description

Add transformed variables to a data frame with the option to include a custom variable name extension

Usage

mutate_ext(.tbl, .funs, ..., .ext = "", .vars = c())

Arguments

.tbl

Data frame to add transformed variables to

.funs

Function(s) to apply (e.g., log)

...

Variables to transform

.ext

Extension to add for each variable

.vars

A list of columns generated by dplyr::vars(), or a character vector of column names, or a numeric vector of column positions.

Details

Wrapper for dplyr::mutate_at that allows custom variable name extensions

Examples

mutate_ext(mtcars, .funs = log, mpg, cyl, .ext = "_ln")
mutate_ext(mtcars, .funs = log, .ext = "_ln")
mutate_ext(mtcars, .funs = log)
mutate_ext(mtcars, .funs = log, .ext = "_ln", .vars = vars(mpg, cyl))