# 55. 發生於選擇權部位組合時觸發OptionGroupEvent ( ) ## 函式 ``` OptionGroupEvent ( string queryflag, string status, string errormessage, string clientno ) ``` ## 回傳 queryflag:詢問動作 status:申請狀態 errormessage:錯誤訊息<font color="#FF5353">(If status is OK, this message will be empty)</font> clientno:自訂序號<font color="#FF5353">(預設為空值)</font> ## 說明 當有申請選擇權未平倉部位組合時,會觸發 OptionGroupEvent --- ###### tags: `下單API技術文件`
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