Swift Array.insert generics

Question

func getIndex(valueToFind: T) -> Int? {...}

mutating func replaceObjectWithObject(obj1: T, obj2: T) {
    if let index =          


        

Answer 1

How did you declare your Array extension? The problem is that your generic functions require arguments of type Equatable, but when you declared the array, you specified a specific implementation of an Equatable class, like String. A T is not a String without a cast.