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 ...

Write a “Book” object. Your book object should have the book’s title, author, the number of pages, and whether or not you have read the book; Declare a variable named book, and assign an object ({}) ...

JavaScript is a scripting language that is used for creating web pages. It is widely used and a top contender in realworld usage. JavaScript has many dynamic features that makes it challenging to ...

Write a “Book” object. Your book object should have the book’s title, author, the number of pages, and whether or not you have read the book; Declare a variable named book, and assign an object ({}) ...