Warn and remove existing variables from a data frame

Warn and remove existing variables from a data frame

Usage

warn_removal(df, vars)

Arguments

df

The data frame to check for existing variables

vars

A character vector of variable names to check for

Details

This function checks if any of the variables in vars are already present in df. If any are found, a warning is issued and the variables will be removed from df.

Examples

df <- data.frame(x = 1, y = 2)
warn_removal(df, c("x", "z"))
#> Error in warn_removal(df, c("x", "z")): could not find function "warn_removal"