public static function enumTypes() {
        return [
            DataTablesColumnInterface::DATATABLES_TYPE_DATE,
            DataTablesColumnInterface::DATATABLES_TYPE_HTML,
            DataTablesColumnInterface::DATATABLES_TYPE_HTML_NUM,
            DataTablesColumnInterface::DATATABLES_TYPE_NUM,
            DataTablesColumnInterface::DATATABLES_TYPE_NUM_FMT,
            DataTablesColumnInterface::DATATABLES_TYPE_STRING,
        ];
    }