Get a unique list of process names

by Mitch Tulloch [Published on 10 July 2014 / Last Updated on 10 July 2014]

Learn how to use Windows PowerShell to produce a unique list of process names.

Here's a tip from my colleague Ed Wilson (the Microsoft Scripting Guy) about how to use PowerShell to

Question: : You are looking at processes on your system, and want a listing that is unique by name. How can you do this using Windows PowerShell?

Answer: Use the get-process cmdlet to get the listing of processes, sort the list by name and then pipeline the objects to the Get-Unique cmdlet. The following illustrates this technique:

Get-process | sort-object name | Get-Unique

Mitch Tulloch is a nine-time recipient of the Microsoft Most Valuable Professional (MVP) award and a widely recognized expert on Windows administration, deployment and virtualization.  For more information see http://www.mtit.com.

Ed Wilson is the bestselling author of eight books about Windows Scripting, including Windows PowerShell 3.0 Step by Step, and Windows PowerShell 3.0 First Steps. He writes a daily blog about Windows PowerShell call Hey, Scripting Guy! that is hosted on the Microsoft TechNet Script Center; for more PowerTips check out the Hey, Scripting Guy! blog.

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