What is JavaScript? JavaScript is the programming language of the web. It can update and change both HTML and CSS. It can calculate, manipulate and validate data.

Mar 6, 2025 · JavaScript is a cross-platform, object-oriented scripting language used to make webpages interactive (e.g., having complex animations, clickable buttons, popup menus, etc.).

Aug 8, 2022 · Today, JavaScript has a unique position as the most widely-adopted browser language, fully integrated with HTML/CSS. There are many languages that get “transpiled” to …

May 12, 2025 · JavaScript is considered a lightweight language due to its low CPU usage, minimalist syntax, and ease of implementation. With no explicit data types and a syntax similar …

Learn how to use JavaScript — a powerful and flexible programming language for adding website interactivity. You interact with JavaScript code all the time — you just might not realize it.

Start your coding journey with our free introduction to javascript. Completely free, learn online and go your own pace.

Intro to JavaScript An introduction to JavaScript including a brief overview of its history, how it’s used in the industry, and how to write and run JavaScript programs.

Introduction to JavaScript. Ever wanted to make websites interactive, code fun mobile apps, or create simple games? JavaScript lets you do all of that! No wonder it’s one of the most popular …

Mar 7, 2022 · Learn the fundamentals of JavaScript syntax. Explore JavaScript fundamentals by learning how to define variables and use data types to represent data in your code.

Mar 1, 2020 · Or is it "plain JavaScript", or "vanilla JavaScript" as it's often called? In this book I talk about JavaScript, the language. Without complicating your learning process with things …