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iOS Object-Oriented Swift Class Inheritance Creating a Subclass

Amit Bareli
Amit Bareli
653 Points

need help

can't seem to understand the problem. thanks in advance!

objects.swift
class Vehicle {
  var numberOfDoors: Int
  var numberOfWheels: Int

  init(withDoors doors: Int, andWheels wheels: Int) {
      self.numberOfDoors = doors
      self.numberOfWheels = wheels
  }
}

// Enter your code below
class Car : Vehicle {
  var numberOfSeats: Int = 4

  override init(seats: Int){
  self.numberOfSeats = seats
  }
  let someCar = Car(doors: 2 , wheels: 2 , seats: 4)
}

1 Answer

Kevin Tanner
Kevin Tanner
3,385 Points

I believe it is you are calling using the local name instead of the external name for when you are calling Car for the someCar constant. If you change the it from the local names to external names it should work. So have it be let someCar = Car(withDoors: 2, etc