flutter constructor stateful widget
flutter run --no-sound-null-safetyflutter constructor stateful widget
flutter run --no-sound-null-safetyflutter stateful widget
class YellowBird extends StatefulWidget {
const YellowBird({ Key key }) : super(key: key);
@override
_YellowBirdState createState() => _YellowBirdState();
}
class _YellowBirdState extends State<YellowBird> {
@override
Widget build(BuildContext context) {
return Container(color: const Color(0xFFFFE306));
}
}Copyright © 2021 Codeinu
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