Flex实现树，将树的数据结构进行了包装，在前台只需要简单的配置就可以实现一个Flex树的功能-Flex implementations of the tree, the tree data structure packing, only requires a simple configuration at the front desk can implement a Flex tree functions

《数据结构》中关于二叉树那一章节的算法的flash源代码-" Data structure" in which the chapter on binary tree algorithm source code flash