Mastering Windows PowerShell Scripting - Second Edition

The Sort-Object command

The Sort-Object command allows objects to be sorted on one or more properties.

By default, Sort-Object will sort numbers in ascending order:

PS> 5, 4, 3, 2, 1 | Sort-Object12345

Strings are sorted in ascending order, irrespective of uppercase or lowercase:

PS> 'ccc', 'BBB', 'aaa' | Sort-ObjectaaaBBBccc

When dealing with complex objects, Sort-Object may be used to sort based on a named property. For example, processes may be sorted based on the Id property:

Get-Process | Sort-Object -Property Id 

Objects may be sorted on multiple properties; for example, a list of files may be sorted on LastWriteTime and then on Name:

Get-ChildItem C:\Windows\System32 | 
    Sort-Object LastWriteTime, Name 

In the preceding example, items ...