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 ...

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 ...

This JavaScript thing might just catch on. The world's most popular programming language is starting to look like a real programming language, with classes, modules, promises and more. There's even a ...