React Native 開發環境安裝和配置使用報錯: -bash: react-native: command not found

[React  Native 開發環境安裝和配置:-bash: react-native: command not found 報錯：

 

前提是安裝homebrew,node.js ,npm ,watchman,flow都成功。

執行react-native init TestProject 命令 建立demo時報錯：-bash: react-native: command not found

報錯提示：Please include the following file with any support request:  /Users/ewu/npm-debug.log，就是npm-debug.log這個文件有權限，

解決方法：

加上sudo（root 權限）再執行命令：

sudo npm install -g react-native-cli

回車提示輸入電腦密碼，再回車，成功後再建立項目：

react-native init TestProject

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終端打印日誌表示正在建立：

This will walk you through creating a new React Native project in /Users/maple/Downloads/hellow/Hellotestddd

Installing react-native package from npm...

Setting up new React Native app in /Users/...........