فهرست مطالب

• Cover Page
• Title Page
• Copyright Page
• Dedication Page
• About the Author
• About the Technical Reviewer
• BRIEF CONTENTS
• CONTENTS IN DETAIL
• INTRODUCTION
• On Programming
• Why Language Matters
• What Is JavaScript?
• Code, and What to Do with It
• Overview of This Book
• Typographic Conventions
• PART I: LANGUAGE
• 1. VALUES, TYPES, AND OPERATORS
• Values
• Numbers
• Arithmetic
• Special Numbers
• Strings
• Unary Operators
• Boolean Values
• Comparison
• Logical Operators
• Empty Values
• Automatic Type Conversion
• Short-Circuiting of Logical Operators
• Summary
• 2. PROGRAM STRUCTURE
• Expressions and Statements
• Bindings
• Binding Names
• The Environment
• Functions
• The console.log Function
• Return Values
• Control Flow
• Conditional Execution
• while and do Loops
• Indenting Code
• for Loops
• Breaking Out of a Loop
• Updating Bindings Succinctly
• Dispatching on a Value with switch
• Capitalization
• Comments
• Summary
• Exercises
• Looping a Triangle
• FizzBuzz
• Chessboard
• 3. FUNCTIONS
• Defining a Function
• Bindings and Scopes
• Nested Scope
• Functions as Values
• Declaration Notation
• Arrow Functions
• The Call Stack
• Optional Arguments
• Closure
• Recursion
• Growing Functions
• Functions and Side Effects
• Summary
• Exercises
• Minimum
• Recursion
• Bean Counting
• 4. DATA STRUCTURES: OBJECTS AND ARRAYS
• The Weresquirrel
• Datasets
• Properties
• Methods
• Objects
• Mutability
• The Lycanthrope’s Log
• Computing Correlation
• Array Loops
• The Final Analysis
• Further Arrayology
• Strings and Their Properties
• Rest Parameters
• The Math Object
• Destructuring
• Optional Property Access
• JSON
• Summary
• Exercises
• The Sum of a Range
• Reversing an Array
• A List
• Deep Comparison
• 5. HIGHER-ORDER FUNCTIONS
• Abstraction
• Abstracting Repetition
• Higher-Order Functions
• Script Dataset
• Filtering Arrays
• Transforming with map
• Summarizing with reduce
• Composability
• Strings and Character Codes
• Recognizing Text
• Summary
• Exercises
• Flattening
• Your Own Loop
• Everything
• Dominant Writing Direction
• 6. THE SECRET LIFE OF OBJECTS
• Abstract Data Types
• Methods
• Prototypes
• Classes
• Private Properties
• Overriding Derived Properties
• Maps
• Polymorphism
• Getters, Setters, and Statics
• Symbols
• The Iterator Interface
• Inheritance
• The instanceof Operator
• Summary
• Exercises
• A Vector Type
• Groups
• Iterable Groups
• 7. PROJECT: A ROBOT
• Meadowfield
• The Task
• Persistent Data
• Simulation
• The Mail Truck’s Route
• Pathfinding
• Exercises
• Measuring a Robot
• Robot Efficiency
• Persistent Group
• 8. BUGS AND ERRORS
• Language
• Strict Mode
• Types
• Testing
• Debugging
• Error Propagation
• Exceptions
• Cleaning Up After Exceptions
• Selective Catching
• Assertions
• Summary
• Exercises
• Retry
• The Locked Box
• 9. REGULAR EXPRESSIONS
• Creating a Regular Expression
• Testing for Matches
• Sets of Characters
• International Characters
• Repeating Parts of a Pattern
• Grouping Subexpressions
• Matches and Groups
• The Date Class
• Boundaries and Look-Ahead
• Choice Patterns
• The Mechanics of Matching
• Backtracking
• The replace Method
• Greed
• Dynamically Creating RegExp Objects
• The search Method
• The lastIndex Property
• Parsing an INI File
• Code Units and Characters
• Summary
• Exercises
• Regexp Golf
• Quoting Style
• Numbers Again
• 10. MODULES
• Modular Programs
• ES Modules
• Packages
• CommonJS Modules
• Building and Bundling
• Module Design
• Summary
• Exercises
• A Modular Robot
• Roads Module
• Circular Dependencies
• 11. ASYNCHRONOUS PROGRAMMING
• Asynchronicity
• Callbacks
• Promises
• Failure
• Carla
• Breaking In
• async Functions
• Generators
• A Corvid Art Project
• The Event Loop
• Asynchronous Bugs
• Summary
• Exercises
• Quiet Times
• Real Promises
• Building Promise.all
• 12. PROJECT: A PROGRAMMING LANGUAGE
• Parsing
• The Evaluator
• Special Forms
• The Environment
• Functions
• Compilation
• Cheating
• Exercises
• Arrays
• Closure
• Comments
• Fixing Scope
• PART II: BROWSER
• 13. JAVASCRIPT AND THE BROWSER
• Networks and the Internet
• The Web
• HTML
• HTML and JavaScript
• In the Sandbox
• Compatibility and the Browser Wars
• 14. THE DOCUMENT OBJECT MODEL
• Document Structure
• Trees
• The Standard
• Moving Through the Tree
• Finding Elements
• Changing the Document
• Creating Nodes
• Attributes
• Layout
• Styling
• Cascading Styles
• Query Selectors
• Positioning and Animating
• Summary
• Exercises
• Build a Table
• Elements by Tag Name
• The Cat’s Hat
• 15. HANDLING EVENTS
• Event Handlers
• Events and DOM Nodes
• Event Objects
• Propagation
• Default Actions
• Key Events
• Pointer Events
• Mouse Clicks
• Mouse Motion
• Touch Events
• Scroll Events
• Focus Events
• Load Event
• Events and the Event Loop
• Timers
• Debouncing
• Summary
• Exercises
• Balloon
• Mouse Trail
• Tabs
• 16. PROJECT: A PLATFORM GAME
• The Game
• The Technology
• Levels
• Reading a Level
• Actors
• Drawing
• Motion and Collision
• Actor Updates
• Tracking Keys
• Running the Game
• Exercises
• Game Over
• Pausing the Game
• A Monster
• 17. DRAWING ON CANVAS
• SVG
• The canvas Element
• Lines and Surfaces
• Paths
• Curves
• Drawing a Pie Chart
• Text
• Images
• Transformation
• Storing and Clearing Transformations
• Back to the Game
• Choosing a Graphics Interface
• Summary
• Exercises
• Shapes
• The Pie Chart
• A Bouncing Ball
• Precomputed Mirroring
• 18. HTTP AND FORMS
• The Protocol
• Browsers and HTTP
• Fetch
• HTTP Sandboxing
• Appreciating HTTP
• Security and HTTPS
• Form Fields
• Focus
• Disabled Fields
• The Form as a Whole
• Text Fields
• Checkboxes and Radio Buttons
• Select Fields
• File Fields
• Storing Data Client-Side
• Summary
• Exercises
• Content Negotiation
• A JavaScript Workbench
• Conway’s Game of Life
• 19. PROJECT: A PIXEL ART EDITOR
• Components
• The State
• DOM Building
• The Canvas
• The Application
• Drawing Tools
• Saving and Loading
• Undo History
• Let’s Draw
• Why Is This So Hard?
• Exercises
• Keyboard Bindings
• Efficient Drawing
• Circles
• Proper Lines
• PART III: NODE
• 20. NODE.JS
• Background
• The node Command
• Modules
• Installing with NPM
• Package Files
• Versions
• The Filesystem Module
• The HTTP Module
• Streams
• A File Server
• Summary
• Exercises
• Search Tool
• Directory Creation
• A Public Space on the Web
• 21. PROJECT: SKILL-SHARING WEBSITE
• Design
• Long Polling
• HTTP Interface
• The Server
• Routing
• Serving Files
• Talks as Resources
• Long Polling Support
• The Client
• HTML
• Actions
• Rendering Components
• Polling
• The Application
• Exercises
• Disk Persistence
• Comment Field Resets
• 22. JAVASCRIPT AND PERFORMANCE
• Staged Compilation
• Graph Layout
• Defining a Graph
• Force-Directed Layout
• Avoiding Work
• Profiling
• Function Inlining
• Dynamic Types
• Summary
• Exercises
• Prime Numbers
• Faster Prime Numbers
• APPENDIX: EXERCISE HINTS
• Chapter 2: Program Structure
• Looping a Triangle
• FizzBuzz
• Chessboard
• Chapter 3: Functions
• Minimum
• Recursion
• Bean Counting
• Chapter 4: Data Structures: Objects and Arrays
• The Sum of a Range
• Reversing an Array
• A List
• Deep Comparison
• Chapter 5: Higher-Order Functions
• Everything
• Dominant Writing Direction
• Chapter 6: The Secret Life of Objects
• A Vector Type
• Groups
• Iterable Groups
• Chapter 7: Project: A Robot
• Measuring a Robot
• Robot Efficiency
• Persistent Group
• Chapter 8: Bugs and Errors
• Retry
• The Locked Box
• Chapter 9: Regular Expressions
• Quoting Style
• Numbers Again
• Chapter 10: Modules
• A Modular Robot
• Roads Module
• Circular Dependencies
• Chapter 11: Asynchronous Programming
• Quiet Times
• Real Promises
• Building Promise.all
• Chapter 12: Project: A Programming Language
• Arrays
• Closure
• Comments
• Fixing Scope
• Chapter 14: The Document Object Model
• Build a Table
• Elements by Tag Name
• The Cat’s Hat
• Chapter 15: Handling Events
• Balloon
• Mouse Trail
• Tabs
• Chapter 16: Project: A Platform Game
• Pausing the Game
• A Monster
• Chapter 17: Drawing on Canvas
• Shapes
• The Pie Chart
• A Bouncing Ball
• Precomputed Mirroring
• Chapter 18: HTTP and Forms
• Content Negotiation
• A JavaScript Workbench
• Conway’s Game of Life
• Chapter 19: Project: A Pixel Art Editor
• Keyboard Bindings
• Efficient Drawing
• Circles
• Proper Lines
• Chapter 20: Node.js
• Search Tool
• Directory Creation
• A Public Space on the Web
• Chapter 21: Project: Skill-Sharing Website
• Disk Persistence
• Comment Field Resets
• Chapter 22: JavaScript and Performance
• Prime Numbers
• Faster Prime Numbers
• INDEX