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 ...

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 ...

In this lesson you learn about variables, data structures and you will model the world with them. While learning JavaScript, you might come across the var and const keywords, those can also be used to ...

Your browser does not support the audio element. The scope of a variable or a function is the part of the code in which it is available. Working with variables and ...