BDDynamicTree 动态树形结构菜单

程序名称：BDDynamicTree

BDDynamicTree 介绍

BDDynamicTree 实现了多层树形菜单，点击某一级菜单，将会向下展开次一级菜单。代码扩展方便。

BDDynamicTree 官网

https://github.com/reference/BDDynamicTree