並前往https://blogs.sas.com/content/sastaiwan/2020/04/28/%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8keep-drop-rename-output%E6%95%B4%E7%90%86%E8%B3%87%E6%96%99%E6%AA%94%EF%BC%9F/