# Where / How does the Mix environment variable get set?

**URL:** <https://forum.elixirforum.com/t/where-how-does-the-mix-environment-variable-get-set/3805>\
**Category:** Questions\
**Tags:** mix\
**Created:** [February 22, 2017, 4:55pm UTC](https://forum.elixirforum.com/t/where-how-does-the-mix-environment-variable-get-set/3805 "2017-02-22T16:55:26Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![BrightEyesDavid](https://forum.elixirforum.com/user_avatar/forum.elixirforum.com/brighteyesdavid/32/25042_2.png) [@BrightEyesDavid](https://forum.elixirforum.com/u/BrightEyesDavid)\
**Post date:** [February 22, 2017, 11:49pm UTC](https://forum.elixirforum.com/t/where-how-does-the-mix-environment-variable-get-set/3805/5 "2017-02-22T23:49:50Z")

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As it happens I was at the [mix intro doc](http://elixir-lang.org/getting-started/mix-otp/introduction-to-mix.html) tonight so I came across the Windows equivalent and edited my reply.

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