Linux common commands-HELP commands

Source: Internet
Author: User
Help commands

Command name: man

Command English original meaning: manual

Command path:/usr/bin/man

Execute Permissions: All Users

Syntax: Man [command or configuration file]

Function Description: Get help information example: Man ls to view the help information of the LS command; Man services view Help for Profile services, view configuration file Help does not require the absolute path of the write configuration file

Help Document Description: 1 means help for the command; 5 Help for the configuration file

whatis Command: Get an introductory message for a command

Apropos Command: Get introductory information for mate files

Command --help: Get option information for the command

Command name: Help

Command path: Shell built-in command

Execute Permissions: All Users

Syntax: Help command

Function Description: Get help for Shell built-in commands example: Help umask view the umask command's helpful information

Linux common commands-HELP commands

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