import 'package:flutter/src/foundation/key.dart'; import 'package:flutter/src/widgets/framework.dart'; import 'package:flutter/src/widgets/placeholder.dart'; class RegisgerPage extends StatefulWidget { const RegisgerPage({Key? key}) : super(key: key); @override State createState() => _RegisgerPageState(); } class _RegisgerPageState extends State { @override Widget build(BuildContext context) { return const Placeholder(); } }