Protocol

Protocol.swift

protocol MyPerson {
    var name: String { get set }
    static var surname: String { get set }
    init(name: String)
    func printMyName()
}

extension MyPerson {
    func myOptionalFunction() {
        print("Does not have to be overridden (From Protocol)")
    }
}

class MyController: MyPerson {
    static var surname: String = "Arıcı"
    var name: String

    required init(name: String) {
        self.name = name
    }

    func printMyName() {
        print("Print from MyController")
    }
}

let myControllerInstance = MyController(name: "Alperen")
print(myControllerInstance.name)
print(MyController.surname)
myControllerInstance.myOptionalFunction()