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iOS Object-Oriented Swift Value vs Reference Types Final Challenge

Jon Schenck
Jon Schenck
2,028 Points

Help with this code? Anyone good with Classes?

???

Vehicle.swift
class Vehicle {
    let wheels: Int
    let doors: Int

    init(wheels:Int, doors:Int){
         self.wheels = wheels
         self.doors = doors
    }
}

class Car: Vehicle {
  let wheels: Int
  let doors: Int
    init(wheels: Int, doors: Int){
    self.wheels = wheels
    self.doors = doors
    super.init(wheels: wheels, doors: doors)
    }
}

1 Answer

Stepan Ulyanin
Stepan Ulyanin
11,318 Points

You don't have to redeclare the wheels and doors as your Car class inherits this properties from your superclass Vehicle, or if you want to initialize your Car object with it's own wheels and doors don't call super.init(wheels: wheels, doors: doors)