This article covers how to use the man command in Linux. In fact, the man command allows users to view the reference manuals of a command or utility run in the terminal. The man page (short for manual page) includes a command description, applicable options, flags, examples, and other informative sections.
How to Enable Case-Sensitivity using man command ?
To search for manual pages using case-sensitivity, use the -I option. The syntax is:
$ man -I [command name]
The man default setting is to ignore case when looking up manual pages. To go back to default settings and ignore case, use the -i option.
How to Use man in Linux ?
In the terminal window, type man followed by the Linux command name which man page you want to see.
The output of the command displays the available man page headings for the specified command.
The list of possible headings includes:
- Name: The name of the command.
- Synopsis: The command's syntax.
- Configuration: Configuration details for a device.
- Description: A description of the command.
- Examples: Several examples demonstrating the use of the command.
- Defaults: The default functions of the command and how they can be overridden.
- Options: A list of options and flags that the command accepts.
- Exit Status: A list of possible exit status values for the command.
- Environment: A list and description of environment variables that affect the command.
- Files: A list of files used by the command.
- See also: Commands related to the described topic.
- Authors: The people who wrote or maintain the command.
- History: Command development history.
- Notes: Various notes, including permissions required, dependencies, etc.
- Bugs: Any known issues in this program version.