help

help linux command cheatsheet by Thamizhiniyan C S

Introduction

The help command is used to provide information on built-in commands. Built-in commands are any programs bundled with your version of the bash shell. You can use the help command to get information on a specific command.

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Syntax

help [-dms] [pattern ...]

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Important Flags

Flag	Description
-d	Output short description for each topic.
-m	Display usage in pseudo-manpage format.
-s	Output only a short usage synopsis for each topic matching PATTERN. (Pattern specifying a help topic)