Commands / Text and objects

PS> Get-ChildItem -File | Group-Object -Property Extension

Works on

WindowsLinuxmacOS

PowerShell

5.1 and later

Reference

Microsoft Learn: Group-Object

Buckets objects. Each group has Name, Count, and Group (the members). Great for "how many of each extension".

Try this

Get-ChildItem -File | Group-Object Extension | Sort-Object Count -Descending

Related commands

• Compare-Object Compare two lists
• Measure-Object Count, sum, or average
• Where-Object Filter objects in the pipeline
• Select-Object Pick properties or the first N objects
• ForEach-Object Run a block on each object

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