Linux command--man

Man command description

mancommand is a help instruction under Linux,manInstructions can view information such as instruction help, configuration file Help, and programming help in Linux.

Grammar

Man (option) (parameter)

Options

-A searches all the man help manuals for-f equivalent to the Whatis command, which displays a short description of the given keyword-p specifies the path of the specified content using the pager-m specified man manual search

Parameters

Number: Specifies the man manual from which to search for help keywords: Specify keywords to search for help

What the numbers represent

1 Users in the shell environment operable commands or execute Files 2 system kernel callable functions and tools, etc. 3 some common functions and libraries, most of the C function library 4 device file description, usually under the/dev/file 5 configuration file or some File format 6 Games 7 conventions and protocols such as Linux file system, network protocol, ASCII code and other instructions 8 administrative commands available to system administrators 9 files related to kernel

Instance

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Linux command--man