sorted(on:_:order:)
Generates a data frame by copying the data frame’s rows and then sorting the rows according to two columns that you select by their column identifiers.
Declaration
func sorted<T0, T1>(on columnID0: ColumnID<T0>, _ columnID1: ColumnID<T1>, order: Order = .ascending) -> DataFrame where T0 : Comparable, T1 : ComparableParameters
- columnID0:
The identifier of a column.
- columnID1:
The identifier of another column.
- order:
A sorting order.