How to call a method with output parameters in PowerShell?

Question

I\'m working on a script to get started in PowerShell. I\'m trying to convert a working VBScript script that enumerates mapped network drives on a remote Windows computer.

Answer 1

$explorer = gwmi Win32_Process -computerName computerName -filter "Name='explorer.exe' and SessionID=0"   
$explorer.GetOwner() | select user,domain

Answer 2

Using the [ref] modifier

SomeMethod( [ref] $a );

Notable blog entries

• http://geekswithblogs.net/Lance/archive/2009/01/14/pass-by-reference-parameters-in-powershell.aspx
• http://weblogs.asp.net/soever/archive/2009/03/26/powershell-return-values-from-a-function-through-reference-parameters.aspx