Selecting a country shows the courses available in your region.
⏱ 2h 42m📚 27 lessons🎧 Audio version
JavaScript Prototypes: Object-Oriented Programming and Inheritance
Master prototype-based inheritance and object-oriented design in JavaScript to write cleaner, more efficient, and highly reusable code.
💬AI instructor Ask about any lesson and get a clear answer instantly, anytime.
🕐Start anytime No schedules or deadlines — learn at your own pace, whenever suits you.
🌐In English Lessons, tasks and certificate — all fully in your language.
About this course
JavaScript is fundamentally a prototype-based language, yet many developers struggle to grasp how prototypes actually work under the hood. Understanding this core mechanism is essential for writing efficient, high-performance web applications. This text-based course guides you from the fundamental concepts of objects to the intricacies of prototype chains and inheritance. By reading our clear explanations and analyzing practical code examples, you will confidently design robust object-oriented systems in JavaScript.
What you'll learn:
- Understand the fundamental concept of objects, properties, and the prototype chain in JavaScript.
- Apply prototype-based inheritance to share methods and properties efficiently across objects.
- Create objects using constructor functions, Object.create, and modern class syntax.
- Differentiate between prototype-based inheritance and classical object-oriented programming patterns.
- Practice debugging prototype chain issues and managing context with the 'this' keyword in prototype methods.
The course starts with essential terminology and the basic anatomy of JavaScript objects before diving into constructors, prototype delegation, and modern class syntaxes. You will progress through structured text lessons and code breakdowns designed to solidify your understanding of JavaScript's unique object model. This course is designed for beginner to intermediate JavaScript developers who want to master the language's core mechanics. No prior experience with advanced object-oriented programming is required. Start reading today to unlock the true power of JavaScript's object model.
Course contents
What you'll get
📜Certificate of completion Add it to your LinkedIn profile
💬Personal AI tutor Stuck on a lesson? Ask your built-in tutor anything, any time.
🎧Audio version included Learn on the go — no screen needed
♾️Lifetime access Come back anytime, no expiry
📱Phone or computer Works anywhere, any device
💸14-day refund No questions asked
⚡Short & focused 2h 42m of practical content
Certificate of completion
Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.
P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
JavaScript Prototypes: Object-Oriented Programming and Inheritance
Skills demonstrated
✓
Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
✓
A/B test design
Proficient
1.7 hrs
✓
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
JavaScript Prototypes: Object-Oriented Programming and Inheritance