Welcome to Lesson 4! There are two main parts to JavaScript: the syntax of the language and its library of objects. In Lesson 2, which was an introduction to the syntax, we looked into variables ...

Overview JavaScript certifications can validate your skills and improve job prospects.The best JavaScript courses in 2025 ...

Eloquent JavaScript is actually a computer science book but it’s available on the web for free. And the web version contains interactive lessons that can be completed from within the browser.

Around 200 developers have been in touch with Codecademy about adding their own content and lessons to the site. Sims said learners can expect more Javascript lessons first.

Ever wondered how JavaScript really works? In this video, we break down the computer science behind the world’s most popular programming language - from source code to execution? Learn how the engine ...

In the previous lesson, I showed you how to do a simple image rollover. In the real world, however, it’s rare that you’ll ever have one rollover on a page. In this column, I’ll show you how ...

Review In the last lesson, you learned about where JavaScript goes and how it looks. Now it’s time to start learning the language. In this lesson, you’ll learn how JavaScript stores ...