Foundations of Object-Oriented JavaScript

Writing clean, scalable code is a core skill for any developer, yet transitioning from basic scripting to structured design can feel daunting. Understanding how objects interact is the key to managing complexity in modern web applications. This text-based course guides you from the absolute basics of object-oriented programming (OOP) to confident application in modern JavaScript. You will learn to think in terms of objects, model real-world scenarios, and write highly structured, reusable code. What you'll learn: Understand the foundational pillars of OOP including encapsulation, inheritance, polymorphism, and abstraction; Create and configure JavaScript objects using modern class syntax; Apply constructors, methods, and properties to model real-world data structures; Implement inheritance to share functionality and reduce code duplication; Manage object interactions and data privacy using modern private class fields; Organize your code efficiently using modules for better project structure. We begin with fundamental definitions and core OOP terminology before moving step-by-step into practical syntax. Through written explanations and clear code snippets, you will progress from basic object literals to class hierarchies and modular design. This course is designed for beginner JavaScript developers who want to transition from basic scripting to structured application design. No prior OOP experience is required. Start reading today to elevate your JavaScript coding structure and build robust applications.