tldr/pages/common/exenv.md

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# exenv
> Easily install Elixir versions and manage application environments.
> More information: <https://github.com/mururu/exenv>.
- Display a list of installed versions:
`exenv versions`
- Use a specific version of Elixir across the whole system:
`exenv global {{version}}`
- Use a specific version of Elixir for the current application/project directory:
`exenv local {{version}}`
- Show the currently selected Elixir version:
`exenv {{version}}`
- Install a version of Elixir (requires `elixir-build` plugin <https://github.com/mururu/elixir-build>):
`exenv install {{version}}`