What does linux man command mean?

linux man command is the help command under Linux. Through the man command, you can view command help, configuration file help, programming help and other information in Linux; its usage syntax is "man(xuanxiang)(canshu)".

#The operating environment of this tutorial: linux5.9.8 system, Dell G3 computer.

What does the linux man command mean?

The man command is the help command under Linux. Through the man command, you can view command help, configuration file help and programming help in Linux. and other information.

Syntax:

> man(选项)(参数)

Options:

-a: Search in all man help manuals;

-f: Equivalent to the whatis command, Display a short description of the given keyword;

-P: Use the paging program when specifying the content;

-M: Specify the path for man manual search.

Parameters:

Number: Specify which man manual to search for help from;

Keyword: Specify the keyword to search for help.

Numbers represent content

1: Commands or executable files that users can operate in the shell environment;

2: Functions and tools that can be called by the system kernel;

3: Some commonly used functions and function libraries, most of which are C function libraries;

4: Device file description, usually files under /dev;

5: Configuration File or certain file format;

6: Games;

7: Conventions and protocols, such as Linux file system, network protocol, ASCII code, etc.;

8 : Management commands available to system administrators;

9: Files related to the kernel.

Recommended learning: "linux video tutorial"

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