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                            [https://wangdoc.com/bash/intro.html](https://wangdoc.com/bash/intro.html)
命令行root用戶以#結尾，其他用戶$結尾
![](https://img.kancloud.cn/4c/fa/4cfa9b0718bedd65df30416754e979d4_194x41.png)
![](https://img.kancloud.cn/fb/4b/fb4bee48cd3213a2e82ca4a8fadc7734_336x92.png)





獲取bash的版本
~~~
bash --version
//或者
echo $BASH_VERSION
~~~


如果你的 Shell 不是 Bash，可以輸入`bash`命令啟動 Bash
~~~
bash
~~~

退出 Bash 環境，可以使用`exit`命令，也可以同時按下`Ctrl + d`。
~~~
exit
~~~

                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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