public void addRoomItemToList(string name, string map, int maxPlayers, int nowPlayers, int posY) { GameObject newItem = Instantiate(roomItem, content.transform); roomItemList.Add(newItem); RectTransform rect = newItem.GetComponent <RectTransform>(); rect.anchoredPosition = new Vector3(0, posY, 0); RoomItem item = newItem.GetComponent <RoomItem>(); item.InitialItem(name, map, maxPlayers, nowPlayers); content.sizeDelta = new Vector2(content.sizeDelta.x, -posY + itemHeight); }