1. Flutter简介与配置Flutter是Google推出并开源的移动应用开发框架，主打跨平台、高保真、高性能，采用Dart语言开发。1.1. 官网（1）Flutter官网:https://flutter.dev/ Flutter Packages（2）Flutter Packages官网:https://pub.dev/Packages1.2. 下载配置Flutter Sdk（1）Flutter Sdk官网:https://docs.flutter.dev/install/archive#windows（2）把下载好的Flutter SDK随便减压到你想安装Sdk的目录（3）把 Flutter安装目录的bin目录配置到环境变量。如D:\Flutter\flutter