Examples include defining headings, data tables, and lists of bulleted points.ĬSS (Cascading Style Sheets) applies styling and layout to HTML content. HTML (which stands for HyperText Markup Language) provides structure to web content. Together with HTML and CSS, JavaScript is part of the three core technologies needed to build websites. Some examples include inserting animation, audio, and video into web pages (with stop, pause, and play buttons) and automatically placing the text cursor into the search box when loading Google Search. All major web browsers have a dedicated JavaScript engine to execute JS code on users’ devices.Įssentially, JavaScript prevents web pages from being static and allows developers to add dynamic and interactive elements to web pages.

JavaScript facilitates interactions between the user’s web browser and the website the user is visiting. It’s versatile enough for various applications, including servers, hardware controls, and software. JS is also used to build web apps and browser games. JavaScript (or JS) is a scripting or programming language that lets you implement dynamic and interactive elements on web pages. We’ll also cover the fundamentals of JavaScript and examine its many uses in the tech world.

This article will show you how to add JavaScript to HTML in two easy steps. JavaScript has been used to build some of the world’s most popular websites and apps, which is why web developers who can code in this language are in such high demand. One of these programming languages is JavaScript. A successful career as a web developer starts with a solid foundation in computer programming and mastering key programming languages.

Include javascript in html