摘要: bool isconn = true; PingReply pr; Ping ping = new Ping(); pr = ping.Send("lightyiyi.cn"); if (pr.Status != IPStatus.Success) { isconn = false; } Messa 阅读全文
posted @ 2017-12-04 15:48 帆帆Evan 阅读(280) 评论(0) 推荐(0) 编辑