IDebugObject::IsNullReference
Tests whether this object is a null reference.
HRESULT IsNullReference(
BOOL* pfIsNull
);
int IsNullReference(
out int pfIsNull
);
Parameters
- pfIsNull
[out] Returns non-zero (TRUE) if this object is a null reference; otherwise, returns zero (FALSE).
Return Value
If successful, returns S_OK; otherwise, returns an error code.
Remarks
A null reference means an empty object or an object that has not been assigned to.