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 Build a Simple iPhone App with Swift 2.0 Improving Our User Interface Changing the Background Color

Daren Davis
Daren Davis
6,929 Points

IOS Development - Changing background (works in xcode 8, not here in workspace).

here is my code.... and solutions.

colors.swift
class ViewController: UIViewController {

    override func viewDidLoad() {
        // Do any additional setup after loading the view, typically from a nib.
    }

    override func didReceiveMemoryWarning() {
        // Dispose of any resources that can be recreated
    }
    let blueColor = UIColor.blueColor()
    view.backgroundColor = blueColor
}

2 Answers

Moritz Lang
Moritz Lang
25,909 Points

Hi Daren, you have to change the backgroundColor inside a method. I would recommend viewDidLoad().

class ViewController: UIViewController {

    override func viewDidLoad() {
        let blueColor = UIColor.blueColor()
        view.backgroundColor = blueColor
    }

}