private void OnGUI() { if (GUILayout.Button("start sever", GUILayout.Width(400), GUILayout.Height(200))) { host = new ServerHost(); host.Begin(); } if (GUILayout.Button("Client A Connect", GUILayout.Width(400), GUILayout.Height(200))) { NetChannel client = new NetChannel("Client A"); clients["Client A"] = client; client.Connect("127.0.0.1", 4567); } if (GUILayout.Button("Client A Send", GUILayout.Width(400), GUILayout.Height(200))) { clients["Client A"].Send("hello world"); Loger.Color("Client A" + "say-->hello world", "yellow"); } }