extract_vars {mlr3misc}

Extract Variables from a Formula

Description

Given a formula() f, returns all variables used on the left-hand side and right-hand side of the formula.

Usage

extract_vars(f)

Arguments

f

(formula()).

Value

(list()) with elements "lhs" and "rhs", both character().

Examples

extract_vars(Species ~ Sepal.Width + Sepal.Length)
extract_vars(Species ~ .)