JavaScript variables hold a wide variety of information and can be used with virtually any data type. Here's how to use variables to store numbers, text strings, objects, and more.

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 ...

Survey your options for in-browser data storage with JavaScript, including built-in variables, localStorage, IndexedDB, and the service worker cache API.

Difference between TypeScript and JavaScript JavaScript and TypeScript look very similar, but there's one important distinction. The key difference between JavaScript and TypeScript is that JavaScript ...