在苹果机下开发，本代码显示打开文件的信息，如是否存在，路径，大小，创建与修改日期，图标等，而且我都加了说明，适合初学者。-Developed in the Apple machine, the code to open the file information display, such as the existence of the path, size, creation and modification date, icon, etc., and I have added a note f