C# OOP - Intro
Posted on June 27, 2024 (Last modified on June 16, 2025) • 2 min read • 369 wordsVideo is in Swedish
Sure, here’s a short article on C# Object-Oriented Programming (OOP) - Intro:
Object-oriented programming (OOP) is a programming paradigm that uses objects and classes to represent real-world entities. In C#, OOP allows developers to create reusable code by defining classes that encapsulate data and behavior.
In OOP, a class is a blueprint for creating objects. A class defines the properties and methods of an object. For example, in C# you can define a class called Car with properties such as color, make, and model. You can also define methods such as startEngine() or accelerate().
An object is an instance of a class. It has its own set of attributes (data) and methods (behavior). For example, you can create multiple instances of the Car class with different values for properties like color, make, and model.
Encapsulation is one of the key principles of OOP. It allows developers to hide the implementation details of an object from other parts of the program. This helps to reduce coupling between objects and makes it easier to change or replace one part of the code without affecting other parts.
Inheritance is another important principle in OOP. It allows a class to inherit properties and methods from another class. For example, you can define a Car class that inherits from a more general Vehicle class. This way, you don’t have to repeat the same code for both classes.
Polymorphism is the ability of an object to take on multiple forms. In C#, this can be achieved through method overloading or method overriding. Method overloading allows a single method name to perform different actions based on the number and types of arguments passed to it. Method overriding allows a subclass to provide its own implementation of a method that is already defined in its superclass.
Object-oriented programming provides a powerful way to organize code and create reusable components. By defining classes, encapsulating data and behavior, using inheritance, and leveraging polymorphism, developers can write more maintainable and scalable code. C# is a great language for OOP because it supports all these principles and makes it easy to implement them in your code.
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