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 ...

A variable defined outside any function ... It’s a must-learn skill for all JavaScript developers.

So how do you putt a variable to your code (or declare a variable, as it's more traditionally called)? In JavaScript, all you need to do is this: There are a few of things to notice here.

As the only programming language native to web browsers, JavaScript is used all over the web making it a crucial skill ... the fundamentals of other programming languages. In JavaScript, variables are ...