Mastering Windows PowerShell Scripting - Third Edition

Registry values

Get-ItemProperty and Set-ItemProperty are most useful when manipulating registry values.

The following method may be used to get values from the registry:

Get-ItemProperty -Path HKCU:\Environment 
Get-ItemProperty -Path HKCU:\Environment -Name Path 
Get-ItemProperty -Path HKCU:\Environment -Name Path, Temp 

Individual values may be written back to the registry under an existing key:

Set-ItemProperty -Path HKCU:\Environment -Name NewValue -Value 'New' 

A value may be subsequently removed:

Remove-ItemProperty -Path HKCU:\Environment -Name NewValue 

The Set-ItemProperty command does not directly allow the value type to be influenced. The command will do as much as it can to fit the value into the existing type. For a property with ...