摘要: List<User> userList = new ArrayList<>(); User user1 = new User(); user1.setMoney("10.1");//double类型 userList.add(user1); User user2 = new User (); use 阅读全文
posted @ 2023-03-09 16:45 愚蠢的程序员 阅读(756) 评论(0) 推荐(0) 编辑