flutter packages get 慢 解决方案

国内使用 flutter packages get 命令，一直是  This is taking an unexpectedly long time 状态

科.学.上.网.无.效.

windows解决方案：

配置 【用户环境变量】：
FLUTTER_STORAGE_BASE_URL: https://mirrors.sjtug.sjtu.edu.cn/
PUB_HOSTED_URL: https://dart-pub.mirrors.sjtug.sjtu.edu.cn/

 

具体环境变量的值 需要看该网址 Using Flutter in China

 

最好重启下windows电脑，flutter packages get 执行