VARTYPE

A version of this page is also available for

Windows Embedded CE 6.0 R3

4/8/2010

This enumeration is used in VARIANT, TYPEDESC, OLE property sets, and safe arrays.

The enumeration constants listed in the following VARENUM section are valid in the vt member of a VARIANT structure.

Syntax

typedef unsigned short VARTYPE;
enum VARENUM {
  VT_EMPTY = 0, 
  VT_NULL = 1, 
  VT_I2 = 2, 
  VT_I4 = 3, 
  VT_R4 = 4, 
  VT_R8 = 5, 
  VT_CY = 6, 
  VT_DATE = 7, 
  VT_BSTR = 8, 
  VT_DISPATCH = 9, 
  VT_ERROR = 10, 
  VT_BOOL = 11, 
  VT_VARIANT = 12, 
  VT_UNKNOWN = 13, 
  VT_UI1 = 17, 
};
VT_RESERVED = 0x8000
VT_BYREF = 0x4000
VT_ARRAY = 0x2000

Elements

• VT_EMPTY
  Variable type is not specified.

• VT_NULL
  Variable type is NULL.

• VT_I2
  Variable type is 2-byte signed INT.

• VT_I4
  Variable type is 4-byte signed INT.

• VT_R4
  Variable type is 4-byte real.

• VT_R8
  Variable type is 8-byte real.

• VT_CY
  Variable type is currency.

• VT_DATE
  Variable type is date.

• VT_BSTR
  Variable type is binary string.

• VT_DISPATCH
  Variable type is IDispatch FAR*.

• VT_ERROR
  Variable type is SCODE.

• VT_BOOL
  Variable type is Boolean; True=-1, False=0.

• VT_VARIANT
  Variable type is VARIANT FAR*.

• VT_UNKNOWN
  Variable type is IUnknown FAR*.

• VT_UI1
  Variable type is unsigned char.

• VT_RESERVED
  This element is reserved.

• VT_BYREF
  Variable type is a pointer to data.

• VT_ARRAY
  Variable type is a safe array.

Requirements

See Also

Reference

Automation Enumerations
TYPEDESC
VARIANT and VARIANTARG