读书里的作业，实现了 MVC 只有单级版块 带UBB编辑器 更多信息见 http://www.iscr ipts.org/bbs/viewthread.php?tid=87 -Reading in the operation, only a single stage to achieve the MVC forum UBB editor with more information, see http://www.iscr ipts.org/bbs/viewthread.ph