学习JavaScript

Preface

1. Introduction and First Looks

Twisted History： Specs and Implementations

Cross-Browser Incompatibility and Other Common JavaScript Myths

What You Can Do with JavaScript

First Look at JavaScript： "Hello World!"

The JavaScript Sandbox

Accessibility and JavaScript Best Practices

2. lavaScript Data Types and Variables

Identifying Variables

Scope

Simple Types

Constants： Named but Not Variables

Questions

3. Operators and Statements

Format of a JavaScript Statement

Simple Statements

Conditional Statements and Program Flow

The Conditional Operators

The Logical Operators

Advanced Statements： The Loops

Questions

4. The JavaScript Objects

The Object Constructor

The Number Object

The String Object

Regular Expressions and RegExp

Purposeful Objects： Date and Math

JavaScript Arrays

Associative Arrays： The Arrays That Arent

Questions

5. Functions

Defining a Function： Let Me Count the Ways

Callback Functions

Functions and Recursion

Nested Functions， Function Closure， and Memory Leaks

Function As Object

Questions

6. Catching Events

The Event Handler at DOM Level 0

Questions

7. Forms and JiTVafidation

Accessing the Form

Attaching Events to Forms： Different Approaches

Selection

Radio Buttons and Checkboxes

Input Fields and JiT Regular Expressions

Questions

8. The Sandbox and Beyond： Cookies， Connectivity， and Piracy .

The Sandbox

All About Cookies

Alternative Storage Techniques

Cross-Site Scripting （XSS）

Questions

9. The Basic Browser Objects

BOM at a Glance

The window Object

Frames and Location

history， screen， and navigator

The all Collection， Inner/Outer HTML and Text， and Old and New

Documents

Something Old， Something New

Questions

10. DOM： The Document Object Model

A Tale of Two Interfaces

The DOM and Compliant Browsers

The DOM HTML API

Understanding the DOM： The Core API

The DOM Core Document Object

Element and Access in Context

Modifying the Tree

Questions

11. Creating Custom lavaScript Objects

The JavaScript Object and Prototyping

Creating Your Own Custom JavaScript Objects

Object Detection， Encapsulation， and Cross-Browser Objects

Chaining Constructors and JS Inheritance

One-Off Objects

Advanced Error-Handling Techniques （try， throw， catch）

Whats New in JavaScript

Questions

12. Building Dynamic Web Pages： Adding Style to Your Script

DHTML： JavaScript， CSS， and DOM

Fonts and Text

Position and Movement

Size and Clipping

Display， Visibility， and Opacity

Questions

13. Moving Outside the Page with Ajax

14. Good News：Juicy Libraries!Amazing Web Services!Fun APls!

Appendix：Answers

Index

无论你是从头开始学习Java Script，还是只想复习一下，《学习Java Script》都为你提供了一条穿越Java Script内在能量与外在特性的捷径。
Java Script作为Ajax的关键部分又重新回到了聚光灯下，赋予网站更多的智能并给访客提供更有用的交互内容。Java Script亦已超越Web而蔓延至编程领域，给其他软件提供了一种便利的脚本语言。
本书中基于Web的实例展示了如何构建Java Script逻辑、如何将其与现有的对象结构相连接以及如何构建你的程序库和利用他人编写的程序库。

作者简介：
Shelley Powers是一位软件开发者、摄影师和著有多本OReilly图书的作家，她的著作有《Developing ASP Components》、《Unix Power Tools》第三版、《Essential Blogging》和《Practical RDF》等。她的第一本JavaScript著作于1996年出版，随后于1997年又出版了一本关于动态HTML（DHTML）的书。Shelley也曾为多家刊物撰写过若干篇关于跨浏览器开发、JavaScript、CSS和XML的技术文章。