IDL的型態 和C++、Visual Basic及JAVA 型態之間的轉換

IDL Type	C++	Visual Basic	Java
signed char	signed char		byte
unsigned char	unsigned char	Byte
wchar_t	wchar_t	Integer	char
signed short	short	Integer	short
unsigned short	unsigned short
signed int	int	Long	int
unsigned int	unsigned int
signed hyper	__int64		long
float	float	Single	float
double	double	Double	double
BSTR	BSTR	String	java.lang.String
boolean	bool	Boolean	boolean
VARIANT	VARIANT	Variant	com.ms.com.Variant
DATE	DATE	Date	double
CY	CY	Currency	long
SAFEARRAY	SAFEARRAY	[] (a standard Visual Basic array)	com.ms.com.SafeArray
IUnknown*	IUnknown*	IUnknown	com.ms.com.IUnknown
IDispatch*	IDispatch*	Object	java.lang.Objec