Introduction 1 Book 1: JavaScript Fundamentals 7 Chapter 1: Jumping into JavaScript 9 Chapter 2: Filling Your JavaScript Toolbox 41 Chapter 3: Using Data 63 Chapter 4: Working with Operators and Expressions 81 Chapter 5: Controlling Flow 91 Chapter 6: Using Arrays 105 Chapter 7: Making and Using Objects 125 Chapter 8: Writing and Running Functions 139 Chapter 9: Getting Oriented with Classes 167 Chapter 10: Making Things Happen with Events 181 Chapter 11: Writing Asynchronous JavaScript 197 Chapter 12: Using JavaScript Modules 223 Book 2: Meet Your Web Browser 231 Chapter 1: What a Web Browser Does 233 Chapter 2: Programming the Browser 241 Book 3: React 261 Chapter 1: Getting Started with React 263 Chapter 2: Writing JSX 281 Chapter 3: Building React Components 297 Chapter 4: Using Data and Events in React 327 Book 4: Vue 341 Chapter 1: Getting an Overview of Vue 343 Chapter 2: Introducing Vue Components 357 Chapter 3: Making Vue Templates 369 Chapter 4: Using Data and Reactivity 395 Chapter 5: Responding to Events 411 Book 5: Svelte 421 Chapter 1: Getting Started with Svelte 423 Chapter 2: Building with Components 437 Chapter 3: Designing Templates 451 Chapter 4: Using Directives 463 Chapter 5: Using the Component Lifecycle 471 Chapter 6: Advanced Svelte Reactivity 483 Book 6: Sharpening Your Tools 493 Chapter 1: Building from Scratch 495 Chapter 2: Optimizing and Bundling 513 Chapter 3: Testing Your JavaScript 535 Book 7: Node.js 557 Chapter 1: Node.js Fundamentals 559 Chapter 2: Streaming 587 Chapter 3: Working with Buffers 603 Chapter 4: Accessing the File System 613 Chapter 5: Networking with Node 627 Chapter 6: Using Events 639 Chapter 7: Error Handling and Debugging 651 Chapter 8: Accessing Databases 673 Chapter 9: Riding on the Express Train 697 Chapter 10: Registration and Authentication 721 Index 755.