clean all files accord to file type list in dir and subdir

clean.ps1

# example: c/c++ build clean
$clean_types = 'o', 'obj', 'res', 'gch', 'pch', 'exe', 'out'
Write-Output "Clean $clean_types"
# Remove `–Recurse` if subdir not need clean
Get-ChildItem –Recurse | ForEach-Object { 
	$file = $_
	try {
		foreach ($type in $clean_types) {
			### !!!Warning!!! Check match parttern carefully, removed file will not be recover simply
			if ($file -match "\.$type`$") {
				Remove-Item $file -ErrorAction Stop
			}
		}
	}
	catch {
		Write-Output "RM File Error :$file $_"
	}
}