24 Flutter官方推荐的状态管理库provider的深入使用、初始化修改状态、父子组件同步状态

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cupertino_icons: ^0.1.2

flutter_swiper: ^1.1.6

flutter_screenutil: ^0.5.3

dio: ^2.1.13

shared_preferences: ^0.5.3+4

flutter_inappbrowser: ^1.2.1

provider: ^3.1.0

用到的目录文件:

lib/provider/Cart.dart

lib/pages/Cart/CartItem.dart

lib/pages/Cart/CartNum.dart

lib/pages/tabs/Cart.dart

lib/main.dart