Swift does that for integers, floats and doubles, too. https://docs.swift.org/swift-book/documentation/the-swift-programming-language/thebasics/ https://docs.sw

Swift does that for integers, floats and doubles, too. https://docs.swift.org/swift-book/documentation/the-swift-programming-language/thebasics/ https://docs.swift.org/swift-book/documentation/the-swift-pr...: “Conversions between integer and floating-point numeric types must be made explicit: let three = 3 let pointOneFourOneFiveNine = 0.14159 let pi = Double(three) + pointOneFourOneFiveNine // pi equals 3.14159, and is inferred to be of type Double “