is_key_column_present: Is a keyword present in a key column?
Description
Is a keyword present in a key column?
Usage
is_key_column_present(data_table, potential_keywords = NULL)
Value
A logical variable of length 1, TRUE
or FALSE
.
Arguments
- data_table
A matrix or vector that should have a key column.
- potential_keywords
Potential keywords that should be present in the key column, defaults to
NULL
in which case it will asserted that the first column is not numeric.