curl/docs/cmdline-opts/help.md

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---
c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
SPDX-License-Identifier: curl
Long: help
Arg: <category>
Short: h
Help: Get help for commands
Category: important curl
Added: 4.0
Multi: custom
See-also:
- verbose
Example:
- --help all
---
# `--help`
Usage help. List all curl command line options within the given **category**.
If no argument is provided, curl displays the most important command line
arguments.
For category **all**, curl displays help for all options.
If **category** is specified, curl displays all available help categories.