Not navigate to specific view controller?

Asked Mar 25 '18 at 16:32

Active Mar 25 '18 at 16:32

Viewed 31 times

I am trying to navigate to specific view controller but it is not working. what i am doing is below

    var viewControllers:[UIViewController]!
    var firstView : UIViewController!    

    let storyboard = UIStoryboard(name: "Main", bundle: nil)
        firstView = storyboard.instantiateViewController(withIdentifier: "FirstViewController") as! FirstViewController
        viewControllers = [firstView]

@IBAction func BackAction(_ sender: Any) {
        for aViewController in viewControllers {
            if aViewController is FirstViewController {
                self.navigationController!.popToViewController(aViewController, animated: true)
            }
        }
    }

but not working . Please help me where i am wrong. Thanks

asked Mar 25 '18 at 16:32

user9483522

Do you want to push or pop to the view controller – Lenin Mar 25 '18 at 16:35
i want to pop to the view controller @Lenin – user9483522 Mar 25 '18 at 16:36
Are you sure that FirstViewController is added in navigation Stack – Lenin Mar 25 '18 at 16:46
How to check whether it is added or not ? – user9483522 Mar 25 '18 at 16:56
refer this https://stackoverflow.com/questions/42826026/how-to-check-viewcontroller-is-added-in-stack-or-not – Lenin Mar 25 '18 at 16:57
if let viewControllers = self.navigationController?.viewControllers { for vc in viewControllers { if vc.isKind(of: FirstViewController.classForCoder()){ print("It is in stack") self.navigationController?.popToViewController(vc, animated: true) } } } i have done this but still not working @Lenin – user9483522 Mar 25 '18 at 17:05
Is "It is in stack" is print in console – Lenin Mar 25 '18 at 17:07
yes it is printed – user9483522 Mar 25 '18 at 17:10

Not navigate to specific view controller?

0 Answers0