第1 章 JavaScript是什么...............................................1 3
历史简述..............................................1
JavaScript实现..............................................2
ECMAScript
DOM..............................................5
BOM..............................................8
小结..............................................8
第2章 ECMAScript基础...............................................9
语法..............................................9
变量..............................................10
关键字..............................................12
保留字..............................................12
原始值和引用值..............................................13
原始类型..............................................13
typeof运算符..............................................14
Undefined类型..............................................14
Null类型..............................................15
Boolean类型..............................................15
Number类型..............................................15
String类型..............................................17
转换..............................................18
转换成字符串..............................................18
转换成数字..............................................19
强制类型转换..............................................20
引用类型..............................................22
Object类..............................................22
Boolean类..............................................23
Number类..............................................23
String类..............................................24
instanceof运算符..............................................28
运算符..............................................28
一元运算符..............................................28
位运算符........................................
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