newToProgramming

Question

class car {

var topSpeed = 100

func drive() {
print("blue car \(topSpeed)")

}
}

class futhureCar : car {

func fly() {
print("flying")
}
}

let myRide = car()
myRide.topSpeed \\ This is where it says there is a unused value
myRide.drive()

let flyingCar = futhureCar()
flyingCar.topSpeed \\ This is where it says there is a unused value
flyingCar.drive()
flyingCar.fly()

..\Playground\:23:8: error: expression resolves to an unused l-value
myRide.topSpeed
~~~~~~~^~~~~~~~
..\Playground\:27:11: error: expression resolves to an unused l-value
flyingCar.topSpeed
~~~~~~~~~~^~~~~~~~

Answer 1

Delete those two lines

Answer 2

Thanks a million.