EidosIteratormapOn this pagemap() map<A, B>(f): (source) => Iterable<B> Lazily transforms each element. Type Parametersβ A: Aβ Input element type B: Bβ Output element type Parametersβ f: (a) => Bβ The mapping function Returnsβ A function that transforms an iterable Sinceβ 2.4.0