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JavaScript Daily Tips #19: How to Implement Inheritance in JavaScript

Mariosdev
5 min readAug 9, 2024

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Welcome to another exciting entry in our “JavaScript Daily Tips” series! Today, we’re diving into a key concept in object-oriented programming: inheritance. Inheritance allows us to create new classes that are based on existing classes, enabling code reuse and the creation of more complex data structures and behaviors. By the end of this article, you’ll have a solid understanding of how to implement inheritance in JavaScript using both ES5 and ES6+ syntax.

What is Inheritance?

Inheritance is a mechanism by which one class (called a child or subclass) inherits properties and methods from another class (called a parent or superclass). This allows the child class to reuse code from the parent class, extend it, and override its behavior as needed.

Why Use Inheritance?

  • Code Reusability: Avoid duplicate code by reusing existing logic.
  • Organization: Create a clear hierarchy and structure in your code.
  • Maintainability: Easier to manage and update code, as changes in the parent class propagate to child classes.

Inheritance in JavaScript

JavaScript supports inheritance through prototypes. Every JavaScript object has a…

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Mariosdev

Just a Full stack Developer with passion to teach others on how to create theirs websites and apps. Also love motorcycle. Feel free to join me in this journey!