FutQuote.unsubscribe_all 取消全部訂閲

取消目前所有的訂閲。

Example

input
api.FutQuote.unsubscribe_all()
output
INFO - StatusCode: Q000, Detail: Successfully Unsubscribed From qtAll_Tickv0.TWFuture.TXF 
INFO - StatusCode: Q000, Detail: Successfully Unsubscribed From qtAll_BidAskv0.TWFuture.TXF
INFO - StatusCode: Q000, Detail: Successfully Unsubscribed From qtBidAskv0.TWFuture.TXF

Attribute

此方法不需要輸入參數，只需調用實例本身。用於取消所有當前活躍的市場數據訂閲。

Return Attribute

此方法不直接返回值，而是顯示訂閲行爲的信息。