docker-machine help

Usage: docker-machine help [arg...]

Shows a list of commands or help for one command

Usage: docker-machine help subcommand

For example:

$ docker-machine help config
Usage: docker-machine config [OPTIONS] [arg...]

Print the connection config for machine

Description:
   Argument is a machine name.

Options:

   --swarm      Display the Swarm config instead of the Docker daemon

© 2017 Docker, Inc.
Licensed under the Apache License, Version 2.0.
Docker and the Docker logo are trademarks or registered trademarks of Docker, Inc. in the United States and/or other countries.
Docker, Inc. and other parties may also have trademark rights in other terms used herein.
https://docs.docker.com/v1.13/machine/reference/help/