Get All Environment Variables in PowerShell

Question

How can I get the liste of all Environment Variables using PowerShell, for example, I need to know what's the specified value for computer name in the Environment Variables? How can I do that using Windows PowerShell?

Answer 1

1) How to Get All Environment Variables in Windows?

1. Righ click on the "My PC" icon > Select Manage
2. In the opened dialog, click on "Advanced System Settings".
3. Click on "Advanced" Tab > Environment Variables.
   

2) How to Get All Environment Variables using PowerShell?

To Get All Environment Variables using PowerShell, you can run this cmdlet "dir env:" as the following:

1. Open Windows PowerShell as Administrator.
2. Type "dir env:" to show the list of all Environment Variables as below.