Updata...

UDPServer/Frm_Server.cs

@@ -29,13 +29,11 @@ namespace UDPServer
             //启动客户端监听
             Thread t = new Thread(new ThreadStart(ClientThread));
             t.Start();
-
         }
 
 
         private void button_Click(object sender, EventArgs e)
         {
-
             foreach (var item in userinfo)
             {
                 byte[] buf = Encoding.Default.GetBytes("用户: " + item.Key + " 消息: " + msg.Text);