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!

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 Classes and Objects Classes and Their Methods

i did not understand the task

what should i do ?

class Button {
    var width: Double
    var height: Double

    init(width:Double, height:Double){
        self.width = width
        self.height = height
    func incrementBy(points: Int) {

        self.width = 10
        self.height = 10.0



1 Answer

Kristian Egebæk-Carlsen
Kristian Egebæk-Carlsen
8,902 Points

You have started out correct by adding the new function, all though you have given points a wrong type. In the function, instead of setting the width and height to 10, you need to add the parameter points to the value that are already stored in the variables width and height. Hope this help