Other Functions

The following functions are available globally.

  • Declaration

    Swift

    public func cartesianProduct <T,U> (_ a: T, _ b: U) -> [(T.Element, U.Element)]
    where T: Sequence, U: Sequence

    Return Value

    Cartesian product of two sequences.

  • let (lower,higher) = ordered(7,3) // => (3,7)

    Note

    If both values are equal, they are returned in the order in which they were given

    Declaration

    Swift

    public func ordered<T>(_ a: T, _ b: T) -> (T, T) where T : Comparable

    Return Value

    2-tuple of two given values, in order.

  • Applies the given transform f to the given values a and b.

    Declaration

    Swift

    public func map<T, U>(_ a: T, _ b: T, _ f: (T) -> U) -> (U, U)

  • Applies the given transform f to the given values a and b, c.

    Declaration

    Swift

    public func map<T, U>(_ a: T, _ b: T, _ c: T, _ f: (T) -> U) -> (U, U, U)

  • Applies the given transform f to each value of the given tuple values.

    Declaration

    Swift

    public func map<T, U>(_ values: (T, T), _ f: (T) -> U) -> (U, U)

  • Applies the given transform f to each value of the given tuple values.

    Declaration

    Swift

    public func map<T, U>(_ values: (T, T, T), _ f: (T) -> U) -> (U, U, U)