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.

If you try to "set a variable from a callback", like I once wanted to do. Then you don't really understand JavaScript. This is not bad, you just need someone to explain it to you. Because, MAN, this ...

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 ...