JavaScript & DOM Tips, Tricks, and Techniques (Volume 3)
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JavaScript & DOM Tips, Tricks, and Techniques (Volume 3)

Quick Tips and Tutorials for all Levels of JavaScript and Front-end Development

About the Book

This is a collection of JavaScript and DOM scripting applicable to all levels of JavaScript and front-end development. Most of the tips cover techniques and technologies that work in all modern browsers and most older browsers.

About the Author

Louis Lazaris
Louis Lazaris

Louis is a front-end developer, author, and speaker, who has been involved in the web design and development industry since 2000. He blogs at Impressive Webs and curates a weekly newsletter called Web Tools Weekly, focused on tools for front-end developers.

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Table of Contents

  • Preface
  • innerHTML and the DOM
  • Attaching Properties to Functions
  • Using the delete Operator
  • Arguments Aliasing Removed in Strict Mode
  • parentNode
  • The form Property on Input Elements
  • getComputedStyle() for Fonts
  • HTML Comments in JavaScript
  • Optional Parameters for Window.setTimeout()
  • history.back with iframes
  • Understanding the Callstack
  • Tips on Using const
  • The for...of Loop
  • ES6 String Methods
  • String.repeat()
  • Nested Template Literals
  • Using function.length with the Rest Operator
  • SEO-Friendly Ajax States
  • Objects in ES6
  • The Comma Operator
  • ES6 Object Destructuring
  • Destructuring Assignment
  • ES6 Object Destructuring with Nested Objects
  • ES6 Array Destructuring
  • Array Destructuring Swap
  • Destructuring in Function Arguments
  • ES5 Multi-line Strings
  • Computed Object Properties in ES6
  • ES6 Sets
  • More Tips on Using ES6 Sets
  • Array.of() in ES6
  • Array.from() in ES6
  • Array.from() Map Function
  • Array.from() and the Optional this Value
  • Array.find() and Array.findIndex()
  • ESx Naming vs. ES20xx Naming
  • A Simple Introduction to Closures in JavaScript
  • HTML Collections
  • DOM Scripting on Malformed or Invalid HTML
  • A Little-known Fact About Hoisting
  • Getting the Value of a Selected Radio Button
  • The querySelector() Single-Byte Trick
  • Triggering a Click Event
  • The focusin and focusout Events
  • Intro to ES6 Modules
  • More on ES6 Modules
  • Importing a Full Module
  • Renaming Module Exports
  • JavaScript Errors and the Error Object
  • Some Facts on ES6 Arrow Functions
  • Default Exports in ES6 Modules
  • An Intro to the Page Visibility API
  • Using document.domain for Cross-origin Requests
  • What is JSON? An Introduction and Guide for Beginners
    • JSON Defined
    • A Brief History of JSON
    • How is JSON Different from a JavaScript Object?
    • How Should JSON be Stored?
    • Using JSON.stringify()
    • Using JSON.parse()
    • Using JavaScript to Manipulate JSON
    • Is JSON Better Than XML?
    • What is JSONP?
    • How Does JSONP Work?
    • JSON Tools
    • Conclusion
  • Using Default Parameters in ES6
    • Default Parameters in ES5 and Earlier
    • Default Parameters in ES6
    • Dealing With Omitted Values
    • Default Parameter Values and the arguments Object
    • Expressions as Default Parameters
    • Conclusion
  • An Introduction and Guide to the CSS Object Model (CSSOM)
    • What is the CSSOM?
    • Inline Styles via
    • Getting Computed Styles
    • Getting Computed Styles of Pseudo-Elements
    • The CSSStyleDeclaration API
    • setProperty(), getPropertyValue(), and item()
    • Using removeProperty()
    • Getting and Setting a Property’s Priority
    • The CSSStyleSheet Interface
    • Working with a Stylesheet Object
    • Accessing @media Rules with the CSSOM
    • Accessing @keyframes Rules with the CSSOM
    • Adding and Removing CSS Declarations
    • Revisiting the CSSStyleDeclaration API
    • The CSS Typed Object Model… The Future?
    • Final Words
  • More Weekly Tips!
  • About the Author

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