Note
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Stores a value of type double.
Remarks
The m_dblVal data member belongs to a union. Before accessing m_dblVal, first check the value of CDBVariant::m_dwType. If m_dwType is set to DBVT_DOUBLE, then m_dblVal contains a valid value; otherwise, accessing m_dblVal will produce unreliable results.
Requirements
Header: afxdb.h