What is the Help Command?:
The help command is also a DOS command available in MS-DOS.
Help Command Syntax:
help [command] [/?]
Execute the help command without options to produce a list of commands that are usable with the help command.
command = This option specifies the command that you would like to display help information for. Some commands are not supported by the help command. If you need information about unsupported commands, the help switch can be used instead.
/? = The help switch can be used with the help command. Executing help help is the same as executing help /?.
Tip: You can save the output of the help command to a file using a redirection operator with the command. See How To Redirect Command Output to a File for instructions or check out Command Prompt Tricks for more tips.
Help Command Examples:
In this example, the full help information for the ver command is displayed on screen.
Just as in the previous example, the syntax and other information on how to use the robocopy command are displayed.
Help Command Availability:
The help command is also available in MS-DOS.
Note: The availability of certain help command switches and other help command syntax may differ from operating system to operating system.
Help Related Commands:
Due to the nature of the help command, it's used with just about every other command in existence.