-- version
```
1.$ sudo gem update --system// 先更新gem哼拔，國內(nèi)需要切換源
2.$ gem sources --removehttps://rubygems.org/
3.$ gem sources -ahttps://ruby.taobao.org
4./$ gem sources -l
\*\*\* CURRENT SOURCES \*\*\*https://ruby.taobao.org/
5.$ sudo gem install cocoapods// 安裝cocoapods
6.$ pod setup
在cocoapods 執(zhí)行
sudo gem install cocoapods
的時候出現(xiàn) ?While executing gem ... (Gem::FilePermissionError)
You don't have write permissions for the /usr/bin directory.
改為 sudo gem install -n /usr/local/bin cocoapods? 即可
