qq_41519442的博客

转载:https://blog.youkuaiyun.com/try_and_do/article/details/83341552

第一使用后台生成验证码（网上找的） //生成验证码 @RequestMapping(value="checkCode.action") public void checkCode(HttpServletRequest request,HttpServletResponse response ,HttpSession session,Model model) throws IOExcep...