public bool hasSameIpPeople(IUserModel user, bool isOnChair) { //test //return false; if (isOnChair) { for (int i = 0; i < this._chair.Count; i++) { IChairModel chair = this._chair[i]; if ("" != chair.getUser().Id) { string[] compare_1 = chair.getUser().getStrIpPort().Split(':'); string[] compare_2 = user.getStrIpPort().Split(':'); if (compare_1[0] == compare_2[0]) { return true; } } }//end for } return false; }