U watch this rep your mother is FXUK UP SO ♥♥♥♥

@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('snack Bar'),
centerTitle: true,
),
body: MySnackBar(),
);
}
}

class MySnackBar extends StatelessWidget {
const MySnackBar({Key? key}) : super(key: key);

@override
Widget build(BuildContext context) {
return Center(
child: RaisedButton(
child: Text('Clickde to see the Message'),
onPressed: () {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(
'Snack Bar 내용출력',
textAlign: TextAlign.center,
style: TextStyle(color: Colors.white),
),
backgroundColor: Colors.blue,
duration: Duration(milliseconds: 3000),
));
},
),
);
}
}

+rep Thanks for gift trading.