Note: For more information about creating fields based on the attributes of a user class, see Create Fields from a User Class. If you modify a user class definition, any objects of that class are modified accordingly. You also can create a set of simple fields or a composite field that corresponds to the attributes of the user class. The user class then inherits all the attributes and methods of the superclass.Īfter you create a user class, you can use it when you declare reference or array variables. You can specify another user class as the superclass for a user class, as all classes in OpenROAD are organized into an inheritance hierarchy. A user class is a convenient way to manipulate related data elements as a single object.
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