Produce a sorted list of unique process names

by Mitch Tulloch [Published on 16 July 2014 / Last Updated on 16 July 2014]

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

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

Question: You are working on a system, and want to produce a sorted list of unique process names for evaluation. How can you accomplish this task using Windows PowerShell?

Answer: Use the Get-Process cmdlet to produce the list of process objects, pipeline the output to the Sort-Object cmdlet and then to the Select-object cmdlet. Use the –unique switch from the Select-Object cmdlet to filter the list. This technique appears here:

Get-Process | Sort-Object name | Select-Object name -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.

The Author — Mitch Tulloch

Mitch Tulloch is a widely recognized expert on Windows administration, networking, and security. He has been repeatedly awarded Most Valuable Professional (MVP) status by Microsoft for his outstanding contributions in supporting users who deploy and use Microsoft platforms, products and solutions. Mitch has published over two hundred articles on different IT websites and magazines, and he has written or contributed to almost two dozen books and is lead author for the Windows 7 Resource Kit from Microsoft Press. For more information, see www.mtit.com .

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