JavaScript lets you add features like playing audio and video, interactive menus, animations, and image carousels. Here are the main purposes of JavaScript: Basic interactive sites can be built entirely using JavaScript. For example, more complex websites will require the use of frameworks.

What JavaScript is used for within the development stage will depend on the type of content you are creating. JavaScript is usually added after the HTML and CSS for a web page, which defines the structure and style of a page, respectively. JavaScript is used for adding interactive elements to a web page and building web servers and mobile applications. When you learn JavaScript at an advanced level, you will use these frameworks to develop more complex applications.

Today, there are many frameworks that extend JavaScript. For instance, if you click a button and a dialog box appears, you can bet JavaScript was involved. So-called “vanilla JavaScript” powers the interactive features you see on the client side. JavaScript is used on both the front- and back-end of websites. For instance, JavaScript lets you add animation to a page or load additional data on a page after that page has already loaded. It allows you to add interactive features to a web page. What Is JavaScript? When you learn JavaScript programming, you open the door to full stack web development, software engineering, and UX/UI career opportunities.

We cover how to learn JavaScript for free, where to learn JavaScript, and resources for advanced coders. In this guide, we’ve compiled top tips on how to get started with JavaScript. If you want to learn JavaScript programming, we have the resources to help you.

Access exclusive scholarships and prep coursesīy continuing you agree to our Terms of Service and Privacy Policy, and you consent to receive offers and opportunities from Career Karma by telephone, text message, and email.

Career Karma matches you with top tech bootcamps.

Learning javascript for free