How to Use the man command in Linux

Preface

Man should be a commonly used command in Linux. It is not a command for a man. Now let's take a look. There should be something you are not familiar.

Man format

The man format is as follows:

• NAME: Command/function Function Description
• SYNOPSIS: A simple overview of command/function usage
• NOTES: Uncommon usage or implementation details
• DESCRIPTION: detailed descriptions of commands/functions
• OPTIONS: A detailed description of Command OPTIONS
• EXAMPLES: Some command EXAMPLES
• FILES: system FILES used by this command/Function
• See also: SEE other related commands/functions.
• HISTORY: historical development of the command/Function
• AUTHOR: AUTHOR
• Peporting bugs: Error reported
• COPYRIGHT: COPYRIGHT
• ENVIRONMENT: ENVIRONMENT variables related to this command/Function

Numbers indicate different types of manual pages

Explanation:

Common user commands

Command called by the System

C language library function commands

Drivers and system devices

Configuration File explanation

Game program commands

Commands for other software or programs

Other system maintenance commands

Similarly, for printf, the effects of man 1 printf and man 3 printf are different.

How to install and use man in C ++ in Linux

Man: query commands, functions, and files on the online manual page.

Search man for the keyword of a specified chapter

Getting started with Linux: How to Use man page

About Linux man