关键代码
MultiProvider( providers: [ChangeNotifierProvider(create: (_) => Counter())], child: const MyApp(), ) context.read<Counter>().increment(); context.watch<Counter>().count MultiProvider( providers: [ChangeNotifierProv关键代码
MultiProvider( providers: [ChangeNotifierProvider(create: (_) => Counter())], child: const MyApp(), ) context.read<Counter>().increment(); context.watch<Counter>().count MultiProvider( providers: [ChangeNotifierProv