查找文件并生成列表文件。可在源程序中修改需要查找文件的后缀名查找相应的文件。在源程序中修改成需要查找的目标文件夹。本程序具有查找多级目录的功能。-Find the file and generate a list file. Can be modified in the source program need to find the file extension to find the appropriate file. Modified need to find the destination