is_character: Check if x$data is a character variable
In doctr: Easily Check Data Consistency and Quality

Check if x$data is a character variable

1 2	is_character(x, min_unq = 0, max_unq = Inf, max_na = 0.9, least_frec_cls = 0)

`x`	List with data, result, and any errors already found
`min_unq`	Minimum number of unique classes x$data can have
`max_unq`	Maximum number of unique classes x$data can have
`max_na`	Fraction of x$data that can be NA
`least_frec_cls`	Minimum fraction of total represented by least frequent class