Running "flutter packages get" in flutter

Running "flutter packages get" in flutter_trip

来源：6-6 如何进行Flutter布局开发？【布局指南】

qq_lws_0

2019-04-21

Running “flutter packages get” in flutter_trip…
The current Dart SDK version is 2.1.0-dev.6.0.flutter-8a919426f0.

Because flutter_trip requires SDK version >=2.1.0 <3.0.0, version solving failed.

这如何修改？

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1回答

CrazyCodeBoy

2019-04-22

将flutter的channel切换到dev：

flutter channel dev
 flutter upgrade

Flutter从入门到进阶实战携程网App 一网打尽核心技术

解锁Flutter开发新姿势，，系统掌握Flutter开发核心技术。

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