如何将UIViewController快速添加到UIScrollView中？

Question

I want to add UIViewController into UIScrollView.
I searching and tried, but I can't find solution.
The most understandable way is this.

Here is my code.

import UIKit

class ViewController: UIViewController {

    @IBOutlet weak var scrollView: UIScrollView!



    override func viewDidLoad() {
        super.viewDidLoad()

        self.scrollView.contentSize.width = self.view.frame.width * 2


        let test = self.storyboard?.instantiateViewController(withIdentifier: "Test") as! TestViewController

        self.addChild(test)
        self.scrollView.addSubview(test.view)
        test.willMove(toParent: self)

        test.view.frame.origin = CGPoint.zero
    }
}

But, I this way is error like this.

How to add UIViewController into UIScrollView??
Please Help me.

Answer 1

在情节scrollView ，只需拖放一个containerView ， scrollView根据需要在您的scrollView创建一个UIViewController