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CDynamicStringAccessor::GetString

  • Artykuł

Retrieves the specified column data as a string.

BaseType* GetString( 
   DBORDINAL nColumn 
) const throw( ); 
BaseType* GetString( 
   const CHAR* pColumnName 
) const throw( ); 
BaseType* GetString( 
   const WCHAR* pColumnName 
) const throw( );

Parameters

  • nColumn
    [in] The column number. Column numbers start with 1. A value of 0 refers to the bookmark column, if any.

  • pColumnName
    [in] A pointer to a character string that contains the column name.

Return Value

A pointer to the string value retrieved from the specified column. The value is of type BaseType, which will be CHAR or WCHAR depending on whether _UNICODE is defined or not. Returns NULL if the specified column is not found.

Remarks

The second override form takes the column name as an ANSI string. The third override form takes the column name as a Unicode string.

Requirements

Header: atldbcli.h

See Also

Reference

CDynamicStringAccessor Class

Other Resources

CDynamicStringAccessor Members

Change History

Date

History

Reason

October 2009

Described return value when column is not found.

Customer feedback.