问题

F:\flutter\flutterWorkSpace\flutter_app_demo>flutter doctor

Doctor summary (to see all details, run flutter doctor -v):

[√] Flutter (Channel stable, 2.5.0, on Microsoft Windows [Version 10.0.18363.1556], locale zh-CN)

[!] Android toolchain - develop for Android devices (Android SDK version 30.0.3)

X cmdline-tools component is missing

r --install "cmdline-tools;latest"`

See https://developer.android.com/studio/command-line for more details.

X Android license status unknown.

Run `flutter doctor --android-licenses` to accept the SDK licenses.

See https://flutter.dev/docs/get-started/install/windows#android-setup for more details.

[√] Chrome - develop for the web

[√] Android Studio (version 4.1)

[√] IntelliJ IDEA Ultimate Edition (version 2018.3)

[√] Connected device (2 available)

! Doctor found issues in 1 category.

解决方法：

1. 打开Android studio 选择tools–>SDK Manager
2. 选择 左侧的Android SDK->SDK Tools ->Android SDK Command-line Tools(latet);下载最新的

        朋友们我们本篇的内容到这就结束了，本篇的内容还是非常简单的，如果有啥不会的朋友咱们可以一起谈论哈~

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