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Professional JavaScript for Web Developers

You're reading from   Professional JavaScript for Web Developers Discover an easy-to-learn guide to upgrade your JavaScript skills

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Product type Paperback
Published in Nov 2019
Publisher Wiley
ISBN-13 9781119366447
Length 1144 pages
Edition 4th Edition
Languages
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Author (1):
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Matt Frisbie Matt Frisbie
Author Profile Icon Matt Frisbie
Matt Frisbie
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Table of Contents (37) Chapters Close

COVER FREE CHAPTER
FOREWORD
INTRODUCTION 1 What Is JavaScript? 2 JavaScript in HTML 3 Language Basics 4 Variables, Scope, and Memory 5 Basic Reference Types 6 Collection Reference Types 7 Iterators and Generators 8 Objects, Classes, and Object-Oriented Programming 9 Proxies and Reflect 10 Functions 11 Promises and Async Functions 12 The Browser Object Model 13 Client Detection 14 The Document Object Model 15 DOM Extensions 16 DOM Levels 2 and 3 17 Events 18 Animation and Graphics with Canvas 19 Scripting Forms 20 JavaScript APIs 21 Error Handling and Debugging 22 XML in JavaScript 23 JSON 24 Network Requests and Remote Resources 25 Client-Side Storage 26 Modules 27 Workers 28 Best Practices A ES2018 and ES2019 B Strict Mode C JavaScript Libraries and Frameworks D JavaScript Tools INDEX
END USER LICENSE AGREEMENT

WEB COMPONENTS

The term "web components" refers to a handful of tools designed to enhance DOM behavior: shadow DOM, custom elements, and HTML templates. This collection of browser APIs is particularly messy:

  • There is no single "Web Components" specification: each web component is defined in a different specification.
  • Several web components, such as shadow DOM and custom elements, have undergone backwards-incompatible versioning.
  • Adoption across browser vendors is extremely inconsistent.

Because of these issues, adopting web components often demands a web component library, such as Polymer (https://www.polymer-project.org/), to polyfill and emulate missing web components in the browser.

HTML Templates

Before web components, there wasn't a particularly good way of writing HTML that would allow the browser to build a DOM subtree from parsed HTML but decline to render...

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