The concise and digestible get-started guide to JavaScript programming

JavaScript Essentials For Dummies is your quick reference to all the core concepts about JavaScript―the dynamic scripting language that is often the final step in creating powerful websites. This no-nonsense book gets right to the point, eliminating review material, wordy explanations, and fluff. Find out all you need to know about the foundations of JavaScript, swiftly and crystal clear. Perfect for a brush-up on the basics or as an everyday desk reference on the job, this is the reliable little book you can always turn to for answers.

• Get a quick and thorough intro to the basic concepts of coding with JavaScript
• Review what you've already learned or pick up essential new skills
• Add interactive features to websites with JavaScript programming
• Keep this concise reference book handy for jogging your memory as you work

This book is to the point, focusing on the key topics you need to know about this popular programming language. Great for supplementing classroom learning, reviewing for a certification, or staying knowledgeable on the job.

Your essential pocket guide to JavaScript® programming

What if there were a portable book you could flip through whenever you needed a quick brush-up on the basics of JavaScript programming? Oh―there is! JavaScript Essentials For Dummies is a fluff-free summary of the core concepts you’ll need to program websites. No lengthy explanations or repetition here. Just quick, simple answers to your essential JavaScript questions. Perfect as a refresher or as a desk reference to jog your memory, this handy Coding Essentials title is the simple way to get coding.

Table of Contents

Chapter 1 JavaScript: The Big Picture

Chapter 2 Programming with Variables

Chapter 3 Building Expressions

Chapter 4 Controlling the Flow of JavaScript

Chapter 5 Harnessing the Power of Functions

Chapter 6 Coding the Document Object Model

Chapter 7 Working with Arrays

Chapter 8 Coding Strings and Dates

Chapter 9 Debugging JavaScript

Chapter 10 Dealing with Form Data

Chapter 11 Ten JavaScript Debugging Strategies

Inside…

• Looking at simple code examples and explanations
• Setting up JavaScript files
• Creating and using functions
• Coding interactive forms
• Dealing with dates and times
• Commenting in your code
• Debugging your code

About the Author

Paul McFedries is a longtime technical author with more than 100 published titles. His work includes Web Coding & Development All-in-One For Dummies, iPad and iPad Pro For Dummies, Alexa For Dummies, G Suite For Dummies, and Excel Data Analysis For Dummies.