|  | @@ -9,7 +9,10 @@ namespace GFGGame
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				|  |  |          private static Dictionary<int, ItemData> _dataDic = new Dictionary<int, ItemData>();
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				|  |  |          private static Dictionary<int, int> _itemExchangeDic = new Dictionary<int, int>();
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				|  |  |          delegate object MemberGetDelegate(ItemCfg p);
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				|  |  | -
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				|  |  | +        public static void Clear()
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				|  |  | +        {
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				|  |  | +            _itemExchangeDic.Clear();
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				|  |  | +        }
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				|  |  |          public static void Add(int itemID, long itemNum)
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				|  |  |          {
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				|  |  |              ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(itemID);
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