HOME
ID : 3503
Definition of Variant.h
Variant.h is a header file to define the value of Internal processing format which is used in Variant type data.
Variant.h is a System header file. To use constants defined by Variant.h, read Variant.h with #include.
| Constant | Value | Description |
|---|---|---|
| VT_NULL | 1 | Null value (Invalid value) |
| VT_I2 | 2 | Signed short integer type |
| VT_I4 | 3 | Integer type(Integer) |
| VT_R4 | 4 | Floating-point variable of type real(Single) |
| VT_R8 | 5 | Double-precision variable of type real (Double) |
| VT_CY | 6 | Money type |
| VT_DATE | 7 | Date type |
| VT_BSTR | 8 | String type(String) |
| VT_DISPATCH | 9 | Object type |
| VT_ERROR | 10 | Error type |
| VT_BOOL | 11 | Boolean type |
| VT_VARIANT | 12 | Variant type（Variant） |
| VT_UNKNOWN | 13 | Object type |
| VT_DECIMAL | 14 | Decimal type |
| VT_I1 | 16 | Character type |
| VT_UI1 | 17 | Byte type |
| VT_UI2 | 18 | Unsigned short integer type |
| VT_UI4 | 19 | Unsigned long integer type |
| VT_I8 | 20 | Signed 64-bit integer type |
| VT_UI8 | 21 | Unsigned 64-bit integer type |
| VT_OBJECT | 9 | Object type |
| VT_VEC | 256 | Vector type (Vector) |
| VT_POS | 257 | Position type (Position) |
| VT_JNT | 258 | Joint type (Joint) |
| VT_TRN | 259 | Homogeneous transformation type(Trans) |
| VT_ARRAY | 8192 | Array |
| VT_BYREF | 16384 | Reference |
| VT_TYPEMASK | 4095 | Mask constant values |
ID : 3503