JavaScript · The Good Parts by Crockford, Douglas -- Read -- Imperial Library of Trantor

Index

JavaScript: The Good Parts

SPECIAL OFFER: Upgrade this ebook with O’Reilly A Note Regarding Supplemental Files Preface

Conventions Used in This Book Using Code Examples Safari® Books Online How to Contact Us Acknowledgments

1. Good Parts

Why JavaScript? Analyzing JavaScript A Simple Testing Ground

2. Grammar

Whitespace Names Numbers Strings Statements Expressions Literals Functions

3. Objects

Object Literals Retrieval Update Reference Prototype Reflection Enumeration Delete Global Abatement

4. Functions

Function Objects Function Literal Invocation

The Method Invocation Pattern The Function Invocation Pattern The Constructor Invocation Pattern The Apply Invocation Pattern

Arguments Return Exceptions Augmenting Types Recursion Scope Closure Callbacks Module Cascade Curry Memoization

5. Inheritance

Pseudoclassical Object Specifiers Prototypal Functional Parts

6. Arrays

Array Literals Length Delete Enumeration Confusion Methods Dimensions

7. Regular Expressions

An Example Construction Elements

Regexp Choice Regexp Sequence Regexp Factor Regexp Escape Regexp Group Regexp Class Regexp Class Escape Regexp Quantifier

8. Methods 9. Style 10. Beautiful Features A. Awful Parts

Global Variables Scope Semicolon Insertion Reserved Words Unicode typeof parseInt + Floating Point NaN Phony Arrays Falsy Values hasOwnProperty Object

B. Bad Parts

== with Statement eval continue Statement switch Fall Through Block-less Statements ++ −− Bitwise Operators The function Statement Versus the function Expression Typed Wrappers new void

C. JSLint

Undefined Variables and Functions Members Options Semicolon Line Breaking Comma Required Blocks Forbidden Blocks Expression Statements for in Statement switch Statement var Statement with Statement = == and != Labels Unreachable Code Confusing Pluses and Minuses ++ and −− Bitwise Operators eval Is Evil void Regular Expressions Constructors and new Not Looked For HTML JSON Report

D. Syntax Diagrams E. JSON

JSON Syntax Using JSON Securely A JSON Parser

Index About the Author Colophon SPECIAL OFFER: Upgrade this ebook with O’Reilly

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