Method overriding occurs in dart when a child class tries to override the parent class’s method . When a child class extends a parent class, it gets full access to the methods of the parent class and thus it overrides the methods of the parent class.
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Dart supports polymorphism . Polymorphism allows a family of objects to adhere to a single interface while allowing different implementations. Let’s add another concrete class named Plane (Figure 4.1).28 Oca 2016
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