What is on Generate route in Flutter?

onGenerateRoute property: The route generator callback used when the app is navigated to a named route . … This is used if routes does not contain the requested route. IMPORTANT: What you really want to be aware of is a known bug in onGenerateRoute property.20 Oca 2020

onGenerateRoute. The route generator callback used when the app is navigated to a named route . If this returns null when building the routes to handle the specified initialRoute, then all the routes are discarded and Navigator.

An app has to display multiple screens depending upon the user’s needs. A user needs to back and forth from the multiple screens to the home screen. In, Flutter this is done with the help of Navigator. Note: In Flutter, screens and pages are called routes.