JavaScript is a high-level, interpreted programming language. It is one of the three core technologies of the World Wide Web, along with HTML and CSS. JavaScript is used to make web pages interactive and to add dynamic content to web pages. It is also used to create server-side applications with Node.js. Semrush has published ‘The Beginner’s JavaScript Cheat Sheet’ which is available as a free download. Christine Skopec and Connor Lahey say, “Below, you’ll find the most essential components used in JavaScript. As you become more familiar with these building blocks, you’ll... [...]