JavaScript does not change radically every year. ES2020 introduced features like the Nullish coalescing operator ( ?? ) and Optional chaining ( ?. ) , but the core (ES6) taught by Jonas represents 95% of what you write daily.
Even though the course was released in 2020 (covering ES6/ES7/ES8), it remains a gold standard for beginners. Why? Because Jonas Schmedtmann doesn’t just teach syntax; he teaches through project-based lessons. JavaScript does not change radically every year
Even in 2026, this course remains a top 3 JavaScript resource for beginners. Take the lessons slowly, code along, and never move to the next video until you complete the coding challenge. ) , but the core (ES6) taught by
If you have searched for "The Complete JavaScript Course 2020: Build Real Projects! Jonas Schmedtmann lezioni," you are likely looking for a structured breakdown of one of the most highly-rated programming courses ever created. Because Jonas Schmedtmann doesn’t just teach syntax; he
Very recent features (like Array.at() or structuredClone ), but these take 10 minutes to learn after mastering the fundamentals. Summary of the "Lezioni" Structure | Section | Topic | # of Lessons | Project | | :--- | :--- | :--- | :--- | | 1 | Fundamentals (Variables, Loops, Functions) | ~25 | Challenge Quizzes | | 2 | DOM & Events | ~20 | Pig Game | | 3 | Advanced JS (Scope, this , Closures) | ~15 | No project (Theory heavy) | | 4 | Data Structures & OOP | ~20 | Budgety App | | 5 | Asynchronous JS (Promises, AJAX) | ~10 | API Calls | | 6 | Modern ES6/ES7 Features | ~15 | Refactoring exercises | | 7 | Final Project | ~40 | Forkify Recipe App | Final Verdict If you are looking for the lessons (lezioni) of "The Complete JavaScript Course 2020" by Jonas Schmedtmann, you are in for a treat. It is verbose but never boring. He types every line of code on screen and explains the why before the how .