st values among arguments.       The returning type is decided by the item type with the highest       order in the numeric type promotion order (`tinyint`-> `smallint`->`integer`->`bigint`->`float`->`double`)       among items.     * `null` if any argument is a `missing` value or `null` value,     * any other non-numeric input value will cause a type error.   * Example:          { "v0": 