\begin{verbatim}
class MyClass;
-WX_DEFINE_OBJARRAY(MyClass, wxArrayOfMyClass); // note: not "MyClass *"!
+WX_DECLARE_OBJARRAY(MyClass, wxArrayOfMyClass); // note: not "MyClass *"!
\end{verbatim}
You must use \helpref{WX\_DEFINE\_OBJARRAY()}{wxdefineobjarray} macro to define