future.delayed post delay in flutter code example

Example 1: future delayed flutter

Future.delayed(Duration(seconds: 5), () {
  // 5s over, navigate to a new page
  Navigator.pushNamed(context, MaterialPageRoute(builder: (_) => Screen2()));
});

Example 2: flutter delay a function

Future.delayed(const Duration(milliseconds: 500), () {

// Here you can write your code

  setState(() {
    // Here you can write your code for open new view
  });

});