JavaScript Tutorial

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Learn JavaScript

The programming language of the Web.

JavaScript is easy to learn.

This tutorial covers everything from basic JavaScript up to the latest 2025 version.

Start learning JavaScript now »

Examples in Each Chapter

With our Try it Yourself editor, you can edit the source code and view the result.

Example

My First JavaScript

Try it Yourself »

Use the Menu

We recommend reading this tutorial, in the sequence listed in the menu.

If you have a large screen, the menu will always be present on the left.

If you have a small screen, open the menu by clicking the top menu sign ☰.

Learn by Examples

Examples are better than 1000 words.

Examples are often easier to understand than text explanations.

This tutorial supplements all explanations with clarifying Try it Yourself examples.

Note

If you try all the examples, you will learn a lot about JavaScript, in a very short time!

JavaScript Examples »

Why Study JavaScript?

JavaScript is one of the 3 languages all web developers must learn:

1. HTML to define the content of web pages

2. CSS to specify the layout of web pages

3. JavaScript to program the behavior of web pages

Learning Speed

In this tutorial, the learning speed is your choice.

Everything is up to you.

If you are struggling, take a break, or re-read the material.

Always make sure you understand all the "Try-it-Yourself" examples.

The only way to become a clever programmer is to:

Practice coding! Practice coding! Practice coding!

Commonly Asked Questions

How do I get JavaScript?
Where can I download JavaScript?
Is JavaScript Free?

You don't have to get or download JavaScript.

JavaScript is already running in your browser on your computer, on your tablet, and on your smart-phone.

JavaScript is free to use for everyone.

JavaScript Exercises

Many chapters in this tutorial end with an exercise where you can check your level of knowledge.

See all JavaScript Exercises

JavaScript Quiz Test

Test your JavaScript skills at W3Schools!

Start JavaScript Quiz!

Track Your Progress

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JavaScript References

W3Schools maintains a complete JavaScript reference, including all HTML and browser objects.

The reference contains examples for all properties, methods and events, and is continuously updated according to the latest web standards.

Complete JavaScript Reference »

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