EnterRoomCount getEnterRoomCount(DateTime time, List <EnterRoomCount> infoList, int initCount) { EnterRoomCount info = null; foreach (var t in infoList) { if (t.m_time == time) { info = t; break; } } if (info == null) { info = new EnterRoomCount(); info.m_time = time; info.init(initCount); infoList.Add(info); } return(info); }