---
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title: Fun - env_all.fun — overview
subtitle: Documentation for env_all.fun — overview
description: Documentation for env_all.fun — overview
permalink: /documentation/examples/env_all/
lang: en
tags:
- documentation
- handbook
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---

# env_all.fun — overview

What it shows
- Reading and listing environment variables.

How to run
- export FUN_LIB_DIR="./lib"
- ./build_debug/fun examples/env_all.fun
- Or: fun examples/env_all.fun