Inheritance and composition are two programming techniques developers use to establish the relationship between classes and objects. Whereas inheritance derives one class from another, composition ...

The first half of this introduction to Java inheritance teaches you how to use the extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, and ...

This Java program demonstrates abstract classes and inheritance using a base class Shape and two subclasses: Triangle and Rectangle. 🔹 Classes: Shape: Abstract class with side, area, and perimeter.

Nu när vi har förstått grunderna i klasser och objekt, kan vi fortsätta med två viktiga koncept inom objektorienterad programmering (OOP): encapsulation (inkapsling) och inheritance (arv).

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