View command help
Article Directory
learning target
- View command help to know the way
1. Check the Help command mode
- -help use: command --help
- man Instructions: man command
View command help explain the purpose of:
- View command to view the command options aim is to help information
-help renderings:
![[Image dump the chain fails, the source station may have security chain mechanism, it is recommended to save the picture down uploaded directly (img-E2SuwY8J-1583850407886) (imgs / help.png)]](https://img-blog.csdnimg.cn/20200310222725307.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDU2MDQ1,size_16,color_FFFFFF,t_70)
man renderings:
![[Image dump the chain fails, the source station may have security chain mechanism, it is recommended to save the picture down uploaded directly (img-Tcl8JpN4-1583850407887) (imgs / man.png)]](https://img-blog.csdnimg.cn/20200310222719933.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM1NDU2MDQ1,size_16,color_FFFFFF,t_70)
man description of the command:
| Operation keys | Explanation |
|---|---|
| Blank | Display the next screen |
| Enter | Display the next line. |
| b | Information is displayed on a screen |
| f | Display the next screen |
| q | drop out |
2. Summary
- -help and man are two ways to view the command help, mainly option to view command information corresponding to
