Flutter stateful widget

Flutter constructor stateful widget

flutter run --no-sound-null-safety

Flutter 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));
  }
}

Source: api.flutter.dev

Similar codes

2 votes123 views1 answer
Flutter flotingactionbutton color
Dart
4 votes134 views3 answers
Listtile shape flutter
Dart
0 vote133 views1 answer
Image not shoing when i use network image,flutter
Dart
12 votes139 views2 answers
Flutter remove debug badge
Dart
1 vote138 views1 answer
Size of of text flutter syntax
Dart
0 vote146 views1 answer
Dart list remove item by text
Dart
4 votes133 views3 answers
Circle dot in flutter
Dart
0 vote154 views1 answer
Avoid `print` calls in production code
Dart
2 votes123 views1 answer
Dart list remove range
Dart
1 vote129 views1 answer
How to disable switch in flutter
Dart