CmdID / PowerShell / Cmdlets / Clear
Clear-IISConfigCollection
Clears an IIS configuration collection. Windows Server PowerShell reference
From the Windows Server PowerShell reference 3 parameters Its page in the reference
Parameters
-ConfigCollectionSpecifies the ConfigurationCollection object for which the collection elements will be cleared.-Confirm, -cfPrompts you for confirmation before running the cmdlet.-WhatIf, -wiShows what would happen if the cmdlet runs.