How do I pop a specific view controller?

“swift pop to specific view controller” Code Answer

let viewControllers: [UIViewController] = self. navigationController!. viewControllers.
for aViewController in viewControllers {
if aViewController is YourViewController {
self. navigationController!. popToViewController(aViewController, animated: true)

How do I dismiss a previous view controller?

2 Answers

Use a navigation controller. This is probably the best approach.
Use a tab bar controller.
Do exactly what you said in your post (use the root view controller to present/dismiss all other VCs).

How do I go back to the root view controller in Swift?

To go back to root view controller, you can simply call a line of code and your work will be done. And if you have the splash screen and after that the login screen and you want to go to login screen you can simply append presentedviewcontroller in the above code.

Is pushing the same view controller instance more than once?

If you are, there is no need to push a VC onto your Navigation Controller because the segue will do it already. That is why your error is occurring – you are pushing a VC that is already on the stack of the NavController. It means you are pushing the same viewcontroller object to stack again when it’s already in there.

How do I use pop view controller in Swift?

You can do it by selecting the View Controller in Storyboard editor and clicking Editor -> Embed In -> Navigation Controller. Also make sure that you have your Storyboard Entry Point (the arrow that indicates which view controller is presented first) either pointing to Navigation Controller or before it.

How do I pop two viewControllers at a time?

You can pop to the “root” (first) view controller with popToRootViewControllerAnimated : [self. navigationController popToRootViewControllerAnimated:YES]; // If you want to know what view controllers were popd: // NSArray *popdViewControllers = [self. navigationController popToRootViewControllerAnimated:YES];

What happens when you dismiss a view controller?

If your view controller dismisses itself, then you’re assuming it is being presented modally. You won’t be able to push that view controller onto a navigation controller. By implementing a protocol, you let the parent view controller decide how it should be presented/pushed and dismissed/popped.

What is the root view controller?

The root view controller is simply the view controller that sits at the bottom of the navigation stack. You can access the navigation controller’s array of view controllers through its viewControllers property. To access the root view controller, we ask for the first item of the array of view controllers.

How do I dismiss a swift VC?

You can do this through Storyboard only.

Open Storyboard.
Right click on Cancel button and drag it to previous view controller, where you want to move back to previous controller.
Now release the right click and you can see some actions which performs on cancel button.
Now choose “popover present” option from list.

How can I block pop up windows on my iPhone?

On your iPhone, iPad, or iPod touch, go to Settings > Safari and turn on Block Pop-ups and Fraudulent Website Warning. On your Mac, you can find these options in Safari > Preferences. The Websites tab includes options to block some or all pop-up windows, and you can turn on fraudulent site warnings in the Security tab.

Is there a way to block pop ups on safari?

When to use a popover on an iPad?

Use a popover to show options or information related to the content onscreen. Many iPad apps, for example, show a popover of sharing options when you tap the Action button. Avoid displaying popovers on iPhones.

How do I get rid of pop up ads on my iPhone?

On your iPhone, iPad, or iPod touch, go to Settings > Safari and turn on Block Pop-ups and Fraudulent Website Warning. On your Mac you can find these same options in the Security tab of Safari preferences. You can also click the Extensions tab in Safari preferences to check if you have any extensions installed that you prefer to turn off.