virtual void Move( long nRows, WORD wFetchType = SQL_FETCH_RELATIVE ); 參數 nRows 向前和向後捲動的資料列數目。正值表示向前移動,依據資料錄集的結尾。負值會向後移動,依據開頭。 wFetchType 判斷移動將擷取的資料列集。如需詳細資訊,請參閱"備註"。
如果记录集没有记录,调用任何一个 Move 函数引发异常。若要确定记录集是否有任何记录,调用 IsBOF 和IsEOF。展开表 说明 还建议您在调用 MoveNext之前调用 IsEOF。例如,在中,如果已将通过记录集的结尾,IsEOF 将返回非零;以后对 MoveNext 将引发异常。展开...
void MoveFirst( ); 備註不論大量資料列擷取是否已實作,這一定是在資料錄集的第一筆資料錄。在開啟資料錄集後,您就不需要呼叫 MoveFirst 。此時,第一個資料錄 (如果有的話) 會自動成為目前的資料錄。展開資料表 注意事項 此成員函式以順向資料錄集是無效的。展開資料表 ...
Skype for Business Server works with Exchange UM to provide several voice-related capabilities, including Auto Attendant and Subscriber Access. The Move-CsExUmContact cmdlet provides a way for you to move an existing Exchange UM contact object to a new R
void MovePrev( ); 备注如果尚未实现批量取行,您的记录集含有一个行集合大小为1,因此,MovePrev 移动到前一条记录。备注 此成员函数用于向前记录集无效。备注 在记录集移动时,不能跳过已删除的记录。请参见 IsDeleted 成员函数有关详细信息。警告 如果记录集没有记录,调用任何一个 Move 函数引发异常。若要确定记...
CRecordset::MoveFirst Microsoft Learn Challenge Nov 23, 2024 – Jan 10, 2025 Register now Dismiss alert Learn Sign in We're no longer updating this content regularly. Check theMicrosoft Product Lifecyclefor information about how this product, service, technology, or API is supported....
A value of 0 for nMarqueeSpeed makes the marquee bar move at the default speed for Windows.This method throws an exception with the ENSURE macro if nMarqueeSpeed is less than 0.ExampleC++ Copy // TODO: Replace the strings below with the appropriate message, // main instruction, and ...
A value of 0 for nMarqueeSpeed makes the marquee bar move at the default speed for Windows.This method throws an exception with the ENSURE macro if nMarqueeSpeed is less than 0.ExampleC++ Copy // TODO: Replace the strings below with the appropriate message, // main instruction, and ...
Learn how to remove an old domain from Microsoft 365 and move users and groups to another domain or cancel your subscription.
2An exception is if you move the item to another location with a different default label, then the original label isn't overwritten. Only if you then change the default label for this new location will the original default label be overwritten. ...