JavaScript语言精粹

前言..................................................................................................

前言................................................................................................................................xv

第1 章 精华.................................................................................................................. 1

为什么要使用JavaScript .......................................................................................................2

分析JavaScript......................................................................................................................2

一个简单的试验场.................................................................................................................4

第2 章 语法.................................................................................................................. 5

空白.......................................................................................................................................5

标识符...................................................................................................................................6

数字.......................................................................................................................................7

字符串...................................................................................................................................8

语句.....................................................................................................................................10

表达式.................................................................................................................................15

字面量.................................................................................................................................18

函数.....................................................................................................................................19

第3 章 对象................................................................................................................ 20

对象字面量..........................................................................................................................20

检索.....................................................................................................................................21

更新.....................................................................................................................................22

引用.....................................................................................................................................22

原型.....................................................................................................................................22

反射.....................................................................................................................................23

枚举.....................................................................................................................................24

删除.....................................................................................................................................24

减少全局变量污染...............................................................................................................25

第4 章 函数................................................................................................................ 26

函数对象..............................................................................................................................26

函数字面量..........................................................................................................................27

调用.....................................................................................................................................27

参数.....................................................................................................................................30

返回.....................................................................................................................................31

异常.....................................................................................................................................31

扩充类型的功能...................................................................................................................32

递归.....................................................................................................................................33

作用域.................................................................................................................................36

闭包.....................................................................................................................................36

回调.....................................................................................................................................39

模块.....................................................................................................................................40

级联.....................................................................................................................................42

柯里化.................................................................................................................................43

记忆.....................................................................................................................................43

第5 章 继承................................................................................................................. 46

伪类.....................................................................................................................................46

对象说明符..........................................................................................................................49

原型.....................................................................................................................................50

函数化.................................................................................................................................51

部件.....................................................................................................................................55

第6 章 数组................................................................................................................. 57

数组字面量..........................................................................................................................57

长度.....................................................................................................................................58

删除.....................................................................................................................................59

枚举.....................................................................................................................................59

容易混淆的地方...................................................................................................................60

方法.....................................................................................................................................60

指定初始值..........................................................................................................................62

第7 章 正则表达式..................................................................................................... 64

一个例子..............................................................................................................................65

结构.....................................................................................................................................69

元素.....................................................................................................................................71

第8 章 方法................................................................................................................. 77

Array ....................................................................................................................................77

Function ...............................................................................................................................83

Number ................................................................................................................................84

Object...................................................................................................................................85

RegExp ................................................................................................................................86

String....................................................................................................................................88

第9 章 代码风格........................................................................................................ 94

第10 章 优美的特性................................................................................................... 98

附录A 毒瘤............................................................................................................... 101

附录B 糟粕............................................................................................................... 109

附录C JSLint ............................................................................................................. 115

附录D 语法图........................................................................................................... 127

附录E JSON............................................................................................................... 138

索引.............................................................................................................................. 149

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