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Open Excel file,Error
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Open Excel file,Error
_ConnectionPtr m_adoConn;
_RecordsetPtr m_adoRec;
::CoInitialize(NULL);
m_adoConn.CreateInstance(__uuidof(Connection));
m_adoConn->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\\1.xls;Extended Properties=Excel 8.0;IMEX=1;","","",adModeUnknown);
stop this function:
inline HRESULT Connection15::Open ( _bstr_t ConnectionString, _bstr_t UserID, _bstr_t Password, long Options ) {
HRESULT _hr = raw_Open(ConnectionString, UserID, Password, Options);
if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
return _hr;
}
why error
thank
_ConnectionPtr m_adoConn;
_RecordsetPtr m_adoRec;
::CoInitialize(NULL);
m_adoConn.CreateInstance(__uuidof(Connection));
m_adoConn->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\\1.xls;Extended Properties=Excel 8.0;IMEX=1;","","",adModeUnknown);
stop this function:
inline HRESULT Connection15::Open ( _bstr_t ConnectionString, _bstr_t UserID, _bstr_t Password, long Options ) {
HRESULT _hr = raw_Open(ConnectionString, UserID, Password, Options);
if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
return _hr;
}
why error
thank
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Join Date: Aug 2005
Posts: 15,407
Reputation: 
Solved Threads: 1467
I don't really know anything about that raw_open() function, but from this vb example the parameters are supposed to be of type _variant_t, not BSTR.
Don't PM me with questions -- you might get a nasty PM in response. If you have a question then post it in one of the forums.
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