Ios Local Notification When App Is In Background Swift

Local notifications in swift 5 and ios 13 with unusernotificationcenter.

Ios local notification when app is in background swift. This is all powered by notification center which is the name for apple s internal message system api that lets the system notify us when events. Your app has 30 seconds to perform any tasks and call the provided completion handler. But remember before ios 10 notification is only displayed when the application is in the background.

Did receive remote notification. In app delegate h file use import usernotifications. So after clicking the button create notification you have to press the home button to see the notification.

Below screen grab from apple release notes depicts this. Now you can run the application to view notification. On watchos it calls your extension delegate s did receive remote notification.

Fetch completion handler method. This drawback is removed in ios 10. Below is code for local notification.

I have checked out the following. Always use local notifications to convey important information that the user wants. Fetch completion handler method.

Ios call function in background mode. For more information see handling notifications and notification related actions. For example an app that pulls data from a server in the background can schedule a local notification when some interesting piece of information is received.