PowerShell function :: Delete matching user profile(s) from a Windows machine

RemoveProfile.ps1

# Warning: This cleans all profiles STARTING WITH THE USERNAME GIVEN.  So "jsmith" would remove "jsmith", "jsmith.domain1.local", "jsmithly" etc.

function KillUserProfile {
	Param (
		[Parameter(Mandatory=$True)]
		[string]$UserName
	)

	$profiles = Get-CimInstance win32_userprofile

	foreach ($profile in $profiles) {
		$localPathSplit = $profile.LocalPath.Split("\")
		$profileFolderName = $localPathSplit[$localPathSplit.length-1]
		if ($profileFolderName -like "$UserName*") {
			Write-Host $profile
			Remove-CimInstance $profile
			Remove-Item $profile.LocalPath -Recurse -Force -ErrorAction SilentlyContinue
		}
	}
}