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请输入您要查询的计算机术语：
术语
CFile::Duplicate
释义
CFile::Duplicate
virtual CFile* Duplicate( ) const;
throw(CFileException);
返回值：指向一个备份CFile对象。
说明：
为给定文件构造一个备份CFile对象，等价于C运行函数_dup。
随便看
CDaoRecordset::CanRestart
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CDaoRecordset::CanTransact
CDaoRecordset::CanUpdate
CDaoRecordset::CDaoRecordset
CDaoRecordset::Close
CDaoRecordset::Delete
CDaoRecordset::DoFieldExchange
CDaoRecordset::Edit
CDaoRecordset::FillCache
CDaoRecordset::Find
CDaoRecordset::FindFirst
CDaoRecordset::FindLast
CDaoRecordset::FindNext
CDaoRecordset::FindPrev
CDaoRecordset::GetAbsolutePosition
CDaoRecordset::GetBookmark
CDaoRecordset::GetCacheSize
CDaoRecordset::GetCacheStart
CDaoRecordset::GetCurrentIndex
CDaoRecordset::GetDateCreated
CDaoRecordset::GetDateLastUpdated
CDaoRecordset::GetDefaultDBName
CDaoRecordset::GetDefaultSQL
CDaoRecordset::GetEditMode
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更新时间：2026/4/30 1:35:58