> For the complete documentation index, see [llms.txt](https://thamizhiniyancs.gitbook.io/cheatsheets/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://thamizhiniyancs.gitbook.io/cheatsheets/linux/knowing-about-files-commands/help.md).

# 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) |