editForm: Edit a formula

In brooksandrew/Rsenal: Rsenal (arsenal) of assorted R functions developed over the years

Description

Easy way to add or subtract predictor variables to a formula

Usage

editForm(form, add = NULL, sub = NULL)

Arguments

form	formula, the formula you will be editing
add	character vector, predictor variables to add to formula
sub	character vector, predictor variables to subtract (remove) from formula

Value

formula, edited formula object

Examples

form <- as.formula('mpg~cyl+hp+drat+qsec')
editForm(form, add=c('wt', 'gear', 'carb'))
editForm(form, sub=c('cyl', 'hp', 'qsec', 'variableNotInFormula'))
editForm(form, sub=c('cyl', 'hp', 'qsec'), add=c('wt'))

brooksandrew/Rsenal documentation built on May 13, 2019, 7:50 a.m.