Traverses the superclass chain and compares the superclasses' names with the given string. If a match is found, returns VARIANT_TRUE. The given string can be a fully qualified dotted name or not.
Syntax
[propget] HRESULT IsSubclassOf([in] BSTR bstrName, [out, retval] VARIANT_BOOL* retval);
Property IsSubclassOf(ByVal bstrName As String) As Boolean
Parameters
bstrName
The class name to check.