class HomeScreen extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('Home Screen'),
),
body: Center(
child: FlatButton(
onPressed: () async {
final result = await Navigator.push(
context,
MaterialPageRoute(
builder: (context) => Scaffold(
body: Center(
child: FlatButton(
child: Text('返回'),
onPressed: () {
Navigator.pop(context, 'Yep!');
},
),
),
)),
);
print(result);
},
child: Text('跳转'),
),
),
);
}
}
Flutter: 从屏幕返回数据
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转载自www.cnblogs.com/ajanuw/p/11029265.html
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