Identifies the DISPID of the member.
Method or property in an interface or dispinterface.
The num is a 32-bit integral value in the following format:
| Bits | Value |
|---|---|
| 0 – 15 | Offset. Any value is permissible. |
| 16 – 21 | The nesting level of this type information in the inheritance hierarchy. For example:The nesting level of IUnknown is 0, IDispatch is 1, and MyDisp is 2. |
| 22 – 25 | Reserved. Must be zero. |
| 26 – 28 | Dispatch identifier (DISPID) value. |
| 29 | True if this is the member identifier for a FuncDesc; otherwise False. |
| 30–31 | Must be 01. |
Negative identifiers are reserved for use by Automation.