refresh screen flutter code example

Example 1: how i can reload page in flutter

Navigator.pushReplacement(
        context,
        MaterialPageRoute(
            builder: (BuildContext context) => super.widget));

Example 2: flutter unload screen from stack

Navigator.pushAndRemoveUntil(
  context,
  MaterialPageRoute(builder: (context) => MainPage()),
  (Route<dynamic> route) => false,
);

Example 3: refresh screen flutter

setState(() {});