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JavaScript from Beginner to Professional

You're reading from   JavaScript from Beginner to Professional Learn JavaScript quickly by building fun, interactive, and dynamic web apps, games, and pages

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Product type Paperback
Published in Dec 2021
Publisher Packt
ISBN-13 9781800562523
Length 546 pages
Edition 1st Edition
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Authors (4):
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Codestars By Rob Percival Codestars By Rob Percival
Author Profile Icon Codestars By Rob Percival
Codestars By Rob Percival
Laurence Svekis Laurence Svekis
Author Profile Icon Laurence Svekis
Laurence Svekis
Maaike van Putten Maaike van Putten
Author Profile Icon Maaike van Putten
Maaike van Putten
Rob Percival Rob Percival
Author Profile Icon Rob Percival
Rob Percival
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Toc

Table of Contents (19) Chapters Close

Preface 1. Getting Started with JavaScript FREE CHAPTER 2. JavaScript Essentials 3. JavaScript Multiple Values 4. Logic Statements 5. Loops 6. Functions 7. Classes 8. Built-In JavaScript Methods 9. The Document Object Model 10. Dynamic Element Manipulation Using the DOM 11. Interactive Content and Event Listeners 12. Intermediate JavaScript 13. Concurrency 14. HTML5, Canvas, and JavaScript 15. Next Steps 16. Other Books You May Enjoy
17. Index
Appendix – Practice Exercise, Project, and Self-Check Quiz Answers

Summary

So, in this chapter, we have seen arrays and objects. Arrays are a list of values. These could be values of the same type, but also values of different types. Every element of the array gets an index. The index of the first element is 0. We can access the elements of the array using this index. We can also use this index to change and delete the element.

We then saw that it is also possible to have arrays containing other arrays; these are multidimensional arrays. To access the elements of a multidimensional array, you would need to use as many indices as you have nested arrays.

Then, we covered objects and learned that arrays are a special kind of object. Objects contain properties and methods. We looked at the properties of objects and saw that these properties are given a name and can be accessed and modified using this name.

We ended this module by looking at how arrays can contain objects, and how objects can contain arrays and more. This enables us to create...

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