Flutter Development: Cross-Platform Apps with Dart

flutter create myapp
cd myapp
flutter run

class MyWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Container(
      child: Text('Hello Flutter'),
    );
  }
}

// Provider example
class MyModel extends ChangeNotifier {
  int _counter = 0;
  int get counter => _counter;
  void increment() {
    _counter++;
    notifyListeners();
  }
}