3、eunsupported:(10050)表示某個實現的實例不支持該特*或api函數。
4、· E_unsupported: (10050) 表示某個實現的實例不支持該特*或API函數。
2、E_unsupported: (10050) Signifies that the implementer does not support a feature or API.
1、· E_unsupported: (10050) Signifies that the implementer does not support a feature or API.