Web Reference: Summary: in this tutorial, you will learn about the polymorphism concept in object-oriented programming. And you’ll also learn how to implement polymorphism in PHP using abstract classes or interfaces. Interfaces make it easy to use a variety of different classes in the same way. When one or more classes use the same interface, it is referred to as "polymorphism". The following example defines an interface named Animal, with two public methods (fromFamily () and makeSound ()). Master PHP polymorphism including method overriding, interface polymorphism, late static binding, and polymorphic design patterns with practical examples.
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