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JavaScript: A Beginner's Guide, Fourth Edition, 4th Edition by John Pollock

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Chapter 7
JavaScript Arrays
Key Skills & Concepts
    Defining and Accessing Arrays
    Array Properties and Methods
    Using Arrays with Loops
    Nesting Arrays
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In this chapter, you are going to learn about JavaScript arrays and what they can do to help you improve your scripts. You will begin with a basic overview of what arrays are and why they are useful, and you will learn how to define and access arrays in JavaScript. After that, you will learn about helpful properties and methods that can be used with arrays. Finally, you will learn how to nest arrays to provide additional levels of organization.
What Is an Array?
An array is a way ...

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