Object is the root of a hierarchy of classes. The subclass inherits state and behavior in the form of variables and methods from its superclass . The subclass can just use the items inherited from its superclass as is, or the subclass can modify or override it.
Read moreWhat is the difference between class and subclass?
Definitions: A class that is derived from another class is called a subclass (also a derived class, extended class, or child class). The class from which the subclass is derived is called a superclass (also a base class or a parent class).
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