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ZSH是一个强大的Unix shell提供很多强大功能, 比如:

Drop-in replacement for BASH
Command-line completion
Shared history
Spelling correction
Theme-able
Fully customisable
Extended modules: TCP system, FTP, calendar functions and many more!

centos 6安装zsh

安装epel-release仓库
```
 yum install epel-release
```
安装zsh
```
 yum install zsh
```

zsh在`~/.bashrc`配置环境变量每次都需要运行`source ~/.bashrc`

执行vim ~/.zshrc 在文件末尾添加

source ~/.bashrc