JavaScript Tutorial

The programming language for the Web.

Learn JavaScript

JavaScript is the most popular programming language in the world. It is the language for the Web, for mobile apps, and much more.

This tutorial will teach you JavaScript from basic to advanced.

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

function sayHello() {
  document.getElementById("demo").innerHTML = "Hello, JavaScript!";
}

// Call the function to display the message
sayHello();

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JavaScript Progress60%

Daily Goal3/5 Lessons

🔥 8 Day Streak!

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