public JsonResult test(String s)
{
T_GoodsDAO goodsDao = new T_GoodsDAO();
T_UserDAO userDao = new T_UserDAO();
T_CommentDAO commentDao = new T_CommentDAO();
String test = goodsDao.test(s) + "|" + userDao.test(s) + "|" + commentDao.test(s);
return(Json(test));
}