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brandonvanha/generics_and_protocols.swift

Last active February 27, 2018 05:57
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generics_and_protocols.swift
protocol Numeric {
func *(lhs: Self, rhs: Self) -> Self
}
extension Double: Numeric {}
extension Float: Numeric {}
extension Int: Numeric {}
func genericMultiplier<T: Numeric>(lhs: T, rhs: T) -> T {
return lhs * rhs
}
genericMultiplier(lhs: 5, rhs: 6)
genericMultiplier(lhs: 18.2 rhs: 19.5)
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