Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison table of the ...

Variables hold a wide variety of information temporarily. The JavaScript data types that can be stored in a variable include: JavaScript variables can hold a few other kinds of data, but these are by ...

Even with competition from newer runtimes Deno and Bun, Node.js remains the flagship JavaScript platform on the server. Server-side Node frameworks like Express, build-chain tools like Webpack, and a ...