[Swift] Add Scroll View

import UIKit
 
class AboutViewController : UIViewController
 
  @IBOutlet weak var scrollView: UIScrollView!
 
  override func viewDidLoad() {
    super.viewDidLoad()
 
    view.addSubview(scrollView) // Add scroll view to the main view
 
  }
 
  override func viewWillLayoutSubviews() {
    super.viewWillLayoutSubviews()
 
    scrollView.contentSize = CGSize(width: , height: ) // set scroll view widh and height
  }
}