Get or set Environment variables in Windows Console.

1. Download exe file.
2. Copy to C:\Program_Files\Scripts.
3. Add C:\Program_Files\Scripts to PATH environment variable.

> eenv [-m|--machine] [get|set|delete|has|add|remove] <variable> [<value>]

:: [] -> optional argument
:: <> -> argument value

:: list user environment variables
> eenv

:: list machine environment variables
> eenv --machine

:: get user environment variable "public_key"
> eenv get public_key

:: get machine environment variable "path"
> eenv -m get path

:: set user environment variable "public_key"
> eenv set public_key fe84c9fd861baabfcfb0336bf16490f2

:: set machine environment variable "machine_sig"
> eenv -m set machine_sig 253f3400dfa524c0cd89c5c5eb1e03ee

:: delete user environment variable "private_key"
> eenv delete private_key

:: delete machine environment variable "machine_sig"
> eenv -m delete machine_sig

:: check if user environment variable "path" has "play-unreal3.exe" path
> eenv has path "C:\Program_Files\Unreal Tournament\Unreal Tournament 3"

:: check if machine environment variable "path" has "Hacker Evolution Untold.exe path" path
> eenv -m has path "C:\Program Files (x86)\Hacker Evolution Untold"

:: add "PA.exe" path to user environment variable "path"
> eenv add path "C:\Program_Files\Planetary Annihilation"

:: add "watch_dogs.exe" path to machine environment variable "path"
> eenv -m add path "C:\Program Files (x86)\R.G. Mechanics\Watch Dogs\bin"

:: remove "dota_2.exe" path from user environment variable "path"
> eenv remove path "C:\Program_Files\Dota 2"

:: remove "SDK Manager.exe" path from machine environment variable "path"
> eenv -m remove path "C:\Program_Files\Android\SDK"