扫描指定的目录，列出目录树下所有的文件（包括隐藏文件），根据指定的访问日期分别记录（早于该日期和晚于该日期）到两个文本文件。用于搜索文件系统中被用到的文件。-Scan the specified directory, listed in the directory tree all files (including hidden files) were recorded (according to the specified access date earlier than the date and nights to two text files on that date). For the file to be used in the search for a file system.