/Swift/Xcode execute code after when navigating back to screen

Xcode execute code after when navigating back to screen

// Use this if you don't want to override the navigation style, text, etc.
override func viewWillDisappear(_ animated: Bool) {
    super.viewWillDisappear(animated)

    if self.isMovingFromParent {
        // Your code...
    }
}

Source: stackoverflow.com

Xcode execute code after when navigating back to screen

	// Use this to override the navigation bar's default back button
	override func viewDidLoad {
        super.viewDidLoad()
        self.navigationItem.hidesBackButton = true
        let newBackButton = UIBarButtonItem(title: "Back", style: UIBarButtonItemStyle.plain, target: self, action: #selector(YourViewController.back(sender:)))
        self.navigationItem.leftBarButtonItem = newBackButton
    }

    @objc func back(sender: UIBarButtonItem) {
        // Perform your custom actions
        // ...
        // Go back to the previous ViewController
        _ = navigationController?.popViewController(animated: true)
    }

Source: stackoverflow.com

Similar codes

0 vote302 views1 answer
Swift constructor
Swift
4 votes331 views1 answer
Swift loop through array
Swift
0 vote326 views1 answer
Hide bottom tab bar swift
Swift
0 vote295 views1 answer
Xcode macosx have view resize when window size changed
Swift
0 vote318 views2 answers
How to set the center in view in swift
Swift
0 vote292 views1 answer
Swift animate add subview
Swift
0 vote284 views1 answer
Why launch screen changes appear after 1 day in ios swift
Swift
0 vote296 views1 answer
Swift close view
Swift
1 vote350 views1 answer
Swift if let
Swift
0 vote296 views1 answer
Remove child from scene swift
Swift