摘要: public class MyExcption extends Exception{ public MyExcption(){ } public MyExcption(String s){ super(s); }}ExcptionUser类public class ExcptionUser { pu 阅读全文
posted @ 2020-10-24 18:33 开心的甲鱼 阅读(129) 评论(0) 推荐(0)