1、新版本在旧版本的基础上增加了子目录功能，可以读取二级目录里面的图片文件。 2、可以新建目录，上传图片到各个分类中，实行读取。 3、可以修改目录名，操作更方便。 4、可以删除不用的目录-1, the new version in the old version on the basis of an increase of sub-directory function, you can read the two directory inside the picture file. 2, you can create a new directory, upload pictures to each category, the implementation of reading. 3, you can modify the directory name, the operation more convenient. 4, you can delete the unused directory