Check that all names are among column names — check_all_colnames • chevron

Check that all names are among column names

Usage

check_all_colnames(df, x, null_ok = TRUE, qualifier = NULL)

Arguments

df: (data.frame)
x: (character) the names of the columns to be checked.
null_ok: (flag) can x be NULL.
qualifier: (string) to be returned if the check fails.

Examples

check_all_colnames(mtcars, c("mpg", "new", "hoho"), qualifier = "first test:")
#> [1] "first test: Expected column names: new, hoho not in mtcars"