sudo gem uninstall cocoapods 报 E

更新 cocoapods ，在终端执行命令sudo gem uninstall cocoapods 报错

ERROR:  While executing gem ... (Gem::FilePermissionError)

    You don't have write permissions for the /usr/bin directory.

解决方法如下：

在终端执行命令  sudo gem uninstall cocoapods -n /usr/local/bin

查看版本号：

在终端执行命令  pod --version

How to fully uninstall the Cocoapods from the Mac Machine? https://superuser.com/questions/686317/how-to-fully-uninstall-the-cocoapods-from-the-mac-machine