PowerTip: Get the status code of a PowerShell script in Bash
Summary: Identify the results of a script running in Open Source PowerShell in a Bash environment.
Is there any way to see the results of a PowerShell script? For example, if somebody sent an “Exit 42”, could I see it in Linux?
All you need to do is examine the $? variable in Linux, just like any other Linux application. Here is an example: