Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

iOS Object-Oriented Swift Class Inheritance Overriding Methods

Constant problems

Make sure you are creating an instance of Doctor and assigning it to a constant named someDoctor i do not know why i get this error (

objects.swift
class Person {
  let firstName: String
  let lastName: String 

  init(firstName: String, lastName: String) {
    self.firstName = firstName
    self.lastName = lastName
  }

  func fullName() -> String {
    return "\(firstName) \(lastName)"
  }
}

// Enter your code below
class Doctor :Person{
     override init(firstName: String, lastName: String) {
        super.init(firstName: firstName, lastName: lastName)


    }
    override func fullName() -> String {
        return "Dr.\(lastName)"
    }

}
let someDocror = Doctor(firstName: "Sam", lastName: "Smith") 

1 Answer

andren
andren
28,558 Points

You get that error because the name of your constant has a typo in it. You have named it someDocror instead of someDoctor like the instructions specified.