# Js-Review

**Repository Path**: logicwang/js-review

## Basic Information

- **Project Name**: Js-Review
- **Description**: JavaScroipt复习
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: https://wangyf2020.gitee.io/js-review/
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2021-11-02
- **Last Updated**: 2022-03-15

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

###  JavaScript

#### 1.1 JavaScript 教程
1. [示例](https://logicwang.github.io/Js-Review/JS/1.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/1.html)
[章节](https://www.runoob.com/js/js-tutorial.html) |
显示时间

#### 2.1 JavaScript 简介
1. [示例](https://logicwang.github.io/Js-Review/JS/2.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/2.html)
[章节](https://www.runoob.com/js/js-intro.html) |
直接写入HTML输出流
2. [示例](https://logicwang.github.io/Js-Review/JS/3.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/3.html)
[章节](https://www.runoob.com/js/js-intro.html) |
对事件的反应
3. [示例](https://logicwang.github.io/Js-Review/JS/4.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/4.html)
[章节](https://www.runoob.com/js/js-intro.html) |
改变HTML内容
4. [示例](https://logicwang.github.io/Js-Review/JS/5.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/5.html)
[章节](https://www.runoob.com/js/js-intro.html) |
改变HTML图像
5. [示例](https://logicwang.github.io/Js-Review/JS/6.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/6.html)
[章节](https://www.runoob.com/js/js-intro.html) |
改变HTML样式
6. [示例](https://logicwang.github.io/Js-Review/JS/7.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/7.html)
[章节](https://www.runoob.com/js/js-intro.html) |
验证输入
7. [示例](https://logicwang.github.io/Js-Review/JS/8.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/8.html)
[章节](https://www.runoob.com/js/js-intro.html) |
添加正则判断验证输入

#### 3.1 JavaScript 用法
1. [示例](https://logicwang.github.io/Js-Review/JS/9.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/9.html)
[章节](https://www.runoob.com/js/js-howto.html) |
body中的js
2. [示例](https://logicwang.github.io/Js-Review/JS/10.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/10.html)
[章节](https://www.runoob.com/js/js-howto.html) |
head中的js函数
3. [示例](https://logicwang.github.io/Js-Review/JS/11.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/11.html)
[章节](https://www.runoob.com/js/js-howto.html) |
body中的js函数
4. [示例](https://logicwang.github.io/Js-Review/JS/12.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/12.html)
[章节](https://www.runoob.com/js/js-howto.html) |
外部的js
5. [示例](https://logicwang.github.io/Js-Review/JS/13.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/13.html)
[章节](https://www.runoob.com/js/js-howto.html) |
onclick 事件调用函数时使用 onclick=函数名+()

#### 4.1 JavaScript 输出
1. [示例](https://logicwang.github.io/Js-Review/JS/14.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/14.html)
[章节](https://www.runoob.com/js/js-output.html) |
使用 window.alert()
2. [示例](https://logicwang.github.io/Js-Review/JS/15.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/15.html)
[章节](https://www.runoob.com/js/js-output.html) |
操作HTML元素
3. [示例](https://logicwang.github.io/Js-Review/JS/16.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/16.html)
[章节](https://www.runoob.com/js/js-output.html) |
写到HTML文档
4. [示例](https://logicwang.github.io/Js-Review/JS/17.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/17.html)
[章节](https://www.runoob.com/js/js-output.html) |
使用document.write()向文档输出写内容
5. [示例](https://logicwang.github.io/Js-Review/JS/18.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/18.html)
[章节](https://www.runoob.com/js/js-output.html) |
写到控制台

#### 5.1 JavaScript 语法
1. [示例](https://logicwang.github.io/Js-Review/JS/19.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/19.html)
[章节](https://www.runoob.com/js/js-syntax.html) |
字面量
2. [示例](https://logicwang.github.io/Js-Review/JS/20.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/20.html)
[章节](https://www.runoob.com/js/js-syntax.html) |
字符串（String）字面量使用单引号或双引号
3. [示例](https://logicwang.github.io/Js-Review/JS/21.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/21.html)
[章节](https://www.runoob.com/js/js-syntax.html) |
表达式字面量
4. [示例](https://logicwang.github.io/Js-Review/JS/22.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/22.html)
[章节](https://www.runoob.com/js/js-syntax.html) |
使用关键字 var 来定义变量 使用等号来为变量赋值
5. [示例](https://logicwang.github.io/Js-Review/JS/23.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/23.html)
[章节](https://www.runoob.com/js/js-syntax.html) |
使用算术运算符来计算值
6. [示例](https://logicwang.github.io/Js-Review/JS/24.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/24.html)
[章节](https://www.runoob.com/js/js-syntax.html) |
使用赋值运算符给变量赋值
#### 6.1 JavaScript 语句
1. [示例](https://logicwang.github.io/Js-Review/JS/25.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/25.html)
[章节](https://www.runoob.com/js/js-statements.html) |
JavaScript 语句向id="demo" 的 HTML 元素输出文本
2. [示例](https://logicwang.github.io/Js-Review/JS/26.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/26.html)
[章节](https://www.runoob.com/js/js-statements.html) |
分号用于分隔js语句
3. [示例](https://logicwang.github.io/Js-Review/JS/27.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/27.html)
[章节](https://www.runoob.com/js/js-statements.html) |
向网页输出一个标题和两个段落
4. [示例](https://logicwang.github.io/Js-Review/JS/28.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/28.html)
[章节](https://www.runoob.com/js/js-statements.html) |
代码块
5. [示例](https://logicwang.github.io/Js-Review/JS/29.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/29.html)
[章节](https://www.runoob.com/js/js-statements.html) |
使用反斜杠对代码行进行换行

#### 7.1 JavaScript 注释
1. [示例](https://logicwang.github.io/Js-Review/JS/30.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/30.html)
[章节](https://www.runoob.com/js/js-comments.html) |
单行注释来解释代码
2. [示例](https://logicwang.github.io/Js-Review/JS/31.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/31.html)
[章节](https://www.runoob.com/js/js-comments.html) |
多行注释来解释代码
3. [示例](https://logicwang.github.io/Js-Review/JS/32.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/32.html)
[章节](https://www.runoob.com/js/js-comments.html) |
注释阻止代码行的执行
4. [示例](https://logicwang.github.io/Js-Review/JS/33.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/33.html)
[章节](https://www.runoob.com/js/js-comments.html) |
注释阻止代码块的执行
5. [示例](https://logicwang.github.io/Js-Review/JS/34.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/34.html)
[章节](https://www.runoob.com/js/js-comments.html) |
注释在代码行的结尾处

#### 8.1 JavaScript 变量
1. [示例](https://logicwang.github.io/Js-Review/JS/35.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/35.html)
[章节](https://www.runoob.com/js/js-variables.html) |
变量是用于存储信息的"容器"
2. [示例](https://logicwang.github.io/Js-Review/JS/36.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/36.html)
[章节](https://www.runoob.com/js/js-variables.html) |
变量保存其他数据类型
3. [示例](https://logicwang.github.io/Js-Review/JS/37.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/37.html)
[章节](https://www.runoob.com/js/js-variables.html) |
创建变量显示变量
4. [示例](https://logicwang.github.io/Js-Review/JS/38.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/38.html)
[章节](https://www.runoob.com/js/js-variables.html) |
js变量来做算数

#### 9.1 JavaScript 数据类型
1. [示例](https://logicwang.github.io/Js-Review/JS/39.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/39.html)
[章节](https://www.runoob.com/js/js-datatypes.html) |
字符串中使用单引号或者双引号
2. [示例](https://logicwang.github.io/Js-Review/JS/40.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/40.html)
[章节](https://www.runoob.com/js/js-datatypes.html) |
字符串中使用引号不匹配包围字符串的引号
3. [示例](https://logicwang.github.io/Js-Review/JS/41.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/41.html)
[章节](https://www.runoob.com/js/js-datatypes.html) |
js数字
4. [示例](https://logicwang.github.io/Js-Review/JS/42.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/42.html)
[章节](https://www.runoob.com/js/js-datatypes.html) |
js数组
5. [示例](https://logicwang.github.io/Js-Review/JS/43.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/43.html)
[章节](https://www.runoob.com/js/js-datatypes.html) |
js对象
6. [示例](https://logicwang.github.io/Js-Review/JS/44.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/44.html)
[章节](https://www.runoob.com/js/js-datatypes.html) |
Undefined 和 Null

#### 10.1 JavaScript 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/45.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/45.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
使用字符来定义和创建js对象
2. [示例](https://logicwang.github.io/Js-Review/JS/46.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/46.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
定义js对象可以跨越多行空格跟换行不是必须的
3. [示例](https://logicwang.github.io/Js-Review/JS/47.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/47.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
通过两种方式访问对象属性1
4. [示例](https://logicwang.github.io/Js-Review/JS/48.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/48.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
通过两种方式访问对象属性2
5. [示例](https://logicwang.github.io/Js-Review/JS/49.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/49.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
person对象的fullName() person对象的fullName() 
6. [示例](https://logicwang.github.io/Js-Review/JS/50.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/50.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
person对象的fullName属性，作为一个定义函数的字符串返回
7. [示例](https://logicwang.github.io/Js-Review/JS/51.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/51.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
使用语法访问对象方法
8. [示例](https://logicwang.github.io/Js-Review/JS/52.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/52.html)
[章节](https://www.runoob.com/js/js-obj-intro.html) |
使用fullName属性，不添加(), 它会返回函数的定义

#### 11.1 JavaScript 函数
1. [示例](https://logicwang.github.io/Js-Review/JS/53.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/53.html)
[章节](https://www.runoob.com/js/js-functions.html) |
函数是由事件驱动的或者当他被调用时执行的可重复使用的代码块
2. [示例](https://logicwang.github.io/Js-Review/JS/54.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/54.html)
[章节](https://www.runoob.com/js/js-functions.html) |
变量和参数必须以一致的顺序出现 第一个变量就是第一个被传递的参数的给定的值
3. [示例](https://logicwang.github.io/Js-Review/JS/55.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/55.html)
[章节](https://www.runoob.com/js/js-functions.html) |
使用不同参数调用函数
4. [示例](https://logicwang.github.io/Js-Review/JS/56.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/56.html)
[章节](https://www.runoob.com/js/js-functions.html) |
计算两个数字的乘积

#### 12.1 JavaScript 作用域
1. [示例](https://logicwang.github.io/Js-Review/JS/57.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/57.html)
[章节](https://www.runoob.com/js/js-scope.html) |
变量在函数内声明 变量为局部作用域
2. [示例](https://logicwang.github.io/Js-Review/JS/58.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/58.html)
[章节](https://www.runoob.com/js/js-scope.html) |
变量在函数外定义 即为全局变量
3. [示例](https://logicwang.github.io/Js-Review/JS/59.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/59.html)
[章节](https://www.runoob.com/js/js-scope.html) |
如果变量在函数内没有声明(没使用var关键字)该变量为全局变量
4. [示例](https://logicwang.github.io/Js-Review/JS/60.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/60.html)
[章节](https://www.runoob.com/js/js-scope.html) |
HTML 中的全局变量

#### 13.1 JavaScript 事件
1. [示例](https://logicwang.github.io/Js-Review/JS/61.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/61.html)
[章节](https://www.runoob.com/js/js-events.html) |
HTML事件
2. [示例](https://logicwang.github.io/Js-Review/JS/62.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/62.html)
[章节](https://www.runoob.com/js/js-events.html) |
代码将修改自身元素的内容 
3. [示例](https://logicwang.github.io/Js-Review/JS/63.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/63.html)
[章节](https://www.runoob.com/js/js-events.html) |
通过事件属性来调用

#### 14.1 JavaScript 字符串
1. [示例](https://logicwang.github.io/Js-Review/JS/64.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/64.html)
[章节](https://www.runoob.com/js/js-strings.html) |
字符串添加转义字符来使用引号
2. [示例](https://logicwang.github.io/Js-Review/JS/65.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/65.html)
[章节](https://www.runoob.com/js/js-strings.html) |
字符串长度
3. [示例](https://logicwang.github.io/Js-Review/JS/66.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/66.html)
[章节](https://www.runoob.com/js/js-strings.html) |
字符串可以是对象
4. [示例](https://logicwang.github.io/Js-Review/JS/67.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/67.html)
[章节](https://www.runoob.com/js/js-strings.html) |
不创建String对象它会拖慢执行速度并可能产生其他副作用

#### 15.1 JavaScript 运算符
1. [示例](https://logicwang.github.io/Js-Review/JS/68.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/68.html)
[章节](https://www.runoob.com/js/js-operators.html) |
指定变量值并将值相加
2. [示例](https://logicwang.github.io/Js-Review/JS/69.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/69.html)
[章节](https://www.runoob.com/js/js-operators.html) |
加法算术运算符
3. [示例](https://logicwang.github.io/Js-Review/JS/70.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/70.html)
[章节](https://www.runoob.com/js/js-operators.html) |
减法算术运算符
4. [示例](https://logicwang.github.io/Js-Review/JS/71.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/71.html)
[章节](https://www.runoob.com/js/js-operators.html) |
乘法算术运算符
5. [示例](https://logicwang.github.io/Js-Review/JS/72.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/72.html)
[章节](https://www.runoob.com/js/js-operators.html) |
除法算术运算符
6. [示例](https://logicwang.github.io/Js-Review/JS/73.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/73.html)
[章节](https://www.runoob.com/js/js-operators.html) |
取模（余数）算术运算符
7. [示例](https://logicwang.github.io/Js-Review/JS/74.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/74.html)
[章节](https://www.runoob.com/js/js-operators.html) |
自增算术运算符1
8. [示例](https://logicwang.github.io/Js-Review/JS/75.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/75.html)
[章节](https://www.runoob.com/js/js-operators.html) |
自增算术运算符2
9. [示例](https://logicwang.github.io/Js-Review/JS/76.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/76.html)
[章节](https://www.runoob.com/js/js-operators.html) |
自减算术运算符1
10. [示例](https://logicwang.github.io/Js-Review/JS/77.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/77.html)
[章节](https://www.runoob.com/js/js-operators.html) |
自减算术运算符2
11. [示例](https://logicwang.github.io/Js-Review/JS/78.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/78.html)
[章节](https://www.runoob.com/js/js-operators.html) |
x=y赋值运算符
12. [示例](https://logicwang.github.io/Js-Review/JS/79.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/79.html)
[章节](https://www.runoob.com/js/js-operators.html) |
x+=y赋值运算符
13. [示例](https://logicwang.github.io/Js-Review/JS/80.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/80.html)
[章节](https://www.runoob.com/js/js-operators.html) |
x-=y赋值运算符
14. [示例](https://logicwang.github.io/Js-Review/JS/81.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/81.html)
[章节](https://www.runoob.com/js/js-operators.html) |
x*=y赋值运算符
15. [示例](https://logicwang.github.io/Js-Review/JS/82.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/82.html)
[章节](https://www.runoob.com/js/js-operators.html) |
x/=y赋值运算符
16. [示例](https://logicwang.github.io/Js-Review/JS/83.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/83.html)
[章节](https://www.runoob.com/js/js-operators.html) |
x%=y赋值运算符
17. [示例](https://logicwang.github.io/Js-Review/JS/84.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/84.html)
[章节](https://www.runoob.com/js/js-operators.html) |
把两个或多个字符串变量连接起来使用 + 运算符
18. [示例](https://logicwang.github.io/Js-Review/JS/85.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/85.html)
[章节](https://www.runoob.com/js/js-operators.html) |
两个字符串之间增加空格并插入一个字符串之中
19. [示例](https://logicwang.github.io/Js-Review/JS/86.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/86.html)
[章节](https://www.runoob.com/js/js-operators.html) |
把空格插入表达式中
20. [示例](https://logicwang.github.io/Js-Review/JS/87.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/87.html)
[章节](https://www.runoob.com/js/js-operators.html) |
对字符串和数字进行加法运算

#### 16.1 JavaScript  比较和逻辑运算符
1. [示例](https://logicwang.github.io/Js-Review/JS/88.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/88.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |
等于1
2. [示例](https://logicwang.github.io/Js-Review/JS/89.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/89.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |
等于2
3. [示例](https://logicwang.github.io/Js-Review/JS/90.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/90.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |
绝对等于（值和类型均相等）1 
4. [示例](https://logicwang.github.io/Js-Review/JS/91.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/91.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |
绝对等于（值和类型均相等）2 
5. [示例](https://logicwang.github.io/Js-Review/JS/92.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/92.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |
不等于 
6. [示例](https://logicwang.github.io/Js-Review/JS/93.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/93.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
不绝对等于（值和类型有一个不相等，或两个都不相等） 1
7. [示例](https://logicwang.github.io/Js-Review/JS/94.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/94.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
不绝对等于（值和类型有一个不相等，或两个都不相等） 2
8. [示例](https://logicwang.github.io/Js-Review/JS/95.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/95.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
大于
8. [示例](https://logicwang.github.io/Js-Review/JS/96.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/96.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
小于
9. [示例](https://logicwang.github.io/Js-Review/JS/97.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/97.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
大于或等于
10. [示例](https://logicwang.github.io/Js-Review/JS/98.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/98.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
小于或等于
11. [示例](https://logicwang.github.io/Js-Review/JS/99.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/99.html)
[章节](https://www.runoob.com/js/js-comparisons.html) |	
条件运算符


#### 17.1 JavaScript  if...Else 语句
1. [示例](https://logicwang.github.io/Js-Review/JS/100.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/100.html)
[章节](https://www.runoob.com/js/js-if-else.html) |	
if 语句
2. [示例](https://logicwang.github.io/Js-Review/JS/101.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/101.html)
[章节](https://www.runoob.com/js/js-if-else.html) |	
if...else 语句
3. [示例](https://logicwang.github.io/Js-Review/JS/102.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/102.html)
[章节](https://www.runoob.com/js/js-if-else.html) |	
if...else if...else 语句

#### 18.1 JavaScript  switch 语句
1. [示例](https://logicwang.github.io/Js-Review/JS/103.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/103.html)
[章节](https://www.runoob.com/js/js-switch.html) |	
switch 语句
2. [示例](https://logicwang.github.io/Js-Review/JS/104.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/104.html)
[章节](https://www.runoob.com/js/js-switch.html) |	
default 关键词

#### 19.1 JavaScript  for 循环
1. [示例](https://logicwang.github.io/Js-Review/JS/105.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/105.html)
[章节](https://www.runoob.com/js/js-loop-for.html) |	
for 循环
2. [示例](https://logicwang.github.io/Js-Review/JS/106.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/106.html)
[章节](https://www.runoob.com/js/js-loop-for.html) |	
不同类型的循环
3. [示例](https://logicwang.github.io/Js-Review/JS/107.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/107.html)
[章节](https://www.runoob.com/js/js-loop-for.html) |	
语句 1
4. [示例](https://logicwang.github.io/Js-Review/JS/108.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/108.html)
[章节](https://www.runoob.com/js/js-loop-for.html) |	
省略语句 1
5. [示例](https://logicwang.github.io/Js-Review/JS/109.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/109.html)
[章节](https://www.runoob.com/js/js-loop-for.html) |	
语句 3
6. [示例](https://logicwang.github.io/Js-Review/JS/110.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/110.html)
[章节](https://www.runoob.com/js/js-loop-for.html) |	
For/In 循环

#### 20.1 JavaScript  while 循环
1. [示例](https://logicwang.github.io/Js-Review/JS/111.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/111.html)
[章节](https://www.runoob.com/js/js-loop-while.html) |	
while 循环
2. [示例](https://logicwang.github.io/Js-Review/JS/112.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/112.html)
[章节](https://www.runoob.com/js/js-loop-while.html) |	
do/while 循环
3. [示例](https://logicwang.github.io/Js-Review/JS/113.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/113.html)
[章节](https://www.runoob.com/js/js-loop-while.html) |	
比较 for 和 while
4. [示例](https://logicwang.github.io/Js-Review/JS/114.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/114.html)
[章节](https://www.runoob.com/js/js-loop-while.html) |	
循环使用 while 循环来显示 cars 数组中的所有值

#### 21.1 JavaScript  break 和 continue 语句
1. [示例](https://logicwang.github.io/Js-Review/JS/115.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/115.html)
[章节](https://www.runoob.com/js/js-break.html) |	
break 语句
2. [示例](https://logicwang.github.io/Js-Review/JS/116.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/116.html)
[章节](https://www.runoob.com/js/js-break.html) |	
continue 语句
3. [示例](https://logicwang.github.io/Js-Review/JS/117.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/117.html)
[章节](https://www.runoob.com/js/js-break.html) |	
break语句可用于跳出任何js代码块

#### 22.1 JavaScript  typeof, null, 和 undefined
1. [示例](https://logicwang.github.io/Js-Review/JS/118.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/118.html)
[章节](https://www.runoob.com/js/js-typeof.html) |	
typeof 操作符
2. [示例](https://logicwang.github.io/Js-Review/JS/119.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/119.html)
[章节](https://www.runoob.com/js/js-typeof.html) |	
设置null 来清空对象
3. [示例](https://logicwang.github.io/Js-Review/JS/120.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/120.html)
[章节](https://www.runoob.com/js/js-typeof.html) |	
undefined来清空对象
4. [示例](https://logicwang.github.io/Js-Review/JS/121.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/121.html)
[章节](https://www.runoob.com/js/js-typeof.html) |	
typeof一个没有值的变量会返回undefined
5. [示例](https://logicwang.github.io/Js-Review/JS/122.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/122.html)
[章节](https://www.runoob.com/js/js-typeof.html) |	
任何变量都可以通过设置值为undefined来清空,类型为undefined
6. [示例](https://logicwang.github.io/Js-Review/JS/123.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/123.html)
[章节](https://www.runoob.com/js/js-typeof.html) |	
null和undefined的值相等 类型不等

#### 23.1 JavaScript  类型转换
1. [示例](https://logicwang.github.io/Js-Review/JS/124.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/124.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
typeof操作符
2. [示例](https://logicwang.github.io/Js-Review/JS/125.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/125.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
constructor属性
3. [示例](https://logicwang.github.io/Js-Review/JS/126.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/126.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
使用constructor属性来查看对象是否为数组
4. [示例](https://logicwang.github.io/Js-Review/JS/127.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/127.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
使用constructor属性来查看对象是否为日期
5. [示例](https://logicwang.github.io/Js-Review/JS/128.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/128.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
将数字转换为字符串
6. [示例](https://logicwang.github.io/Js-Review/JS/129.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/129.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
Number方法toString()也是有同样的效果
7. [示例](https://logicwang.github.io/Js-Review/JS/130.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/130.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
Operator+可用于将变量转换为数字
8. [示例](https://logicwang.github.io/Js-Review/JS/131.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/131.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
如果变量不能转换它仍然会是一个数字但值为NaN
9. [示例](https://logicwang.github.io/Js-Review/JS/132.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/132.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
fasle转换为其他类型
10. [示例](https://logicwang.github.io/Js-Review/JS/133.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/133.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
true转换为其他类型
11. [示例](https://logicwang.github.io/Js-Review/JS/134.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/134.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
0转换为其他类型
12. [示例](https://logicwang.github.io/Js-Review/JS/135.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/135.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
1转换为其他类型
13. [示例](https://logicwang.github.io/Js-Review/JS/136.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/136.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
"0"转换为其他类型
14. [示例](https://logicwang.github.io/Js-Review/JS/137.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/137.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
"000"转换为其他类型
15. [示例](https://logicwang.github.io/Js-Review/JS/138.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/138.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
"1"转换为其他类型
16. [示例](https://logicwang.github.io/Js-Review/JS/139.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/139.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
NaN转换为其他类型
17. [示例](https://logicwang.github.io/Js-Review/JS/140.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/140.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
Infinity转换为其他类型
18. [示例](https://logicwang.github.io/Js-Review/JS/141.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/141.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
Infinity转换为其他类型
19. [示例](https://logicwang.github.io/Js-Review/JS/142.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/142.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
""转换为其他类型
20. [示例](https://logicwang.github.io/Js-Review/JS/143.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/143.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
"20"转换为其他类型
21. [示例](https://logicwang.github.io/Js-Review/JS/144.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/144.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
"Runoob"转换为其他类型
22. [示例](https://logicwang.github.io/Js-Review/JS/145.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/145.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
[ ]转换为其他类型
23. [示例](https://logicwang.github.io/Js-Review/JS/146.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/146.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
[20]转换为其他类型
24. [示例](https://logicwang.github.io/Js-Review/JS/147.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/147.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
[10,20]转换为其他类型
24. [示例](https://logicwang.github.io/Js-Review/JS/148.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/148.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
["Runoob"]转换为其他类型
25. [示例](https://logicwang.github.io/Js-Review/JS/149.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/149.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
["Runoob","Google"] 转换为其他类型
26. [示例](https://logicwang.github.io/Js-Review/JS/150.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/150.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
function(){} 转换为其他类型
27. [示例](https://logicwang.github.io/Js-Review/JS/151.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/151.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
{}转换为其他类型
28. [示例](https://logicwang.github.io/Js-Review/JS/152.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/152.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
null转换为其他类型
29. [示例](https://logicwang.github.io/Js-Review/JS/153.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/153.html)
[章节](https://www.runoob.com/js/js-type-conversion.html) |	
undefined转换为其他类型

#### 24.1 JavaScript  正则表达式
1. [示例](https://logicwang.github.io/Js-Review/JS/154.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/154.html)
[章节](https://www.runoob.com/js/js-regexp.html) |	
search()方法使用正则表达式
2. [示例](https://logicwang.github.io/Js-Review/JS/155.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/155.html)
[章节](https://www.runoob.com/js/js-regexp.html) |	
search()方法使用字符串
3. [示例](https://logicwang.github.io/Js-Review/JS/156.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/156.html)
[章节](https://www.runoob.com/js/js-regexp.html) |	
replace()方法使用正则表达式
4. [示例](https://logicwang.github.io/Js-Review/JS/157.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/157.html)
[章节](https://www.runoob.com/js/js-regexp.html) |	
replace()方法使用字符串
5. [示例](https://logicwang.github.io/Js-Review/JS/158.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/158.html)
[章节](https://www.runoob.com/js/js-regexp.html) |	
使用test()
6. [示例](https://logicwang.github.io/Js-Review/JS/159.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/159.html)
[章节](https://www.runoob.com/js/js-regexp.html) |	
使用exec()

#### 25.1 JavaScript  错误 - throw、try 和 catch
1. [示例](https://logicwang.github.io/Js-Review/JS/160.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/160.html)
[章节](https://www.runoob.com/js/js-errors.html) |	
catch块会捕捉到try块中的错误并执行代码来处理它
2. [示例](https://logicwang.github.io/Js-Review/JS/161.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/161.html)
[章节](https://www.runoob.com/js/js-errors.html) |	
finally语句
3. [示例](https://logicwang.github.io/Js-Review/JS/162.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/162.html)
[章节](https://www.runoob.com/js/js-errors.html) |	
Throw语句

#### 26.1 JavaScript  调试
1. [示例](https://logicwang.github.io/Js-Review/JS/163.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/163.html)
[章节](https://www.runoob.com/js/js-debugging.html) |	
console.log() 方法
2. [示例](https://logicwang.github.io/Js-Review/JS/164.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/1634.html)
[章节](https://www.runoob.com/js/js-debugging.html) |	
debugger关键字

#### 27.1 JavaScript  声明提升
1. [示例](https://logicwang.github.io/Js-Review/JS/165.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/165.html)
[章节](https://www.runoob.com/js/js-debugging.html) |	
声明提升（实例1）
2. [示例](https://logicwang.github.io/Js-Review/JS/166.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/166.html)
[章节](https://www.runoob.com/js/js-debugging.html) |	
声明提升（实例2）
3. [示例](https://logicwang.github.io/Js-Review/JS/167.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/167.html)
[章节](https://www.runoob.com/js/js-debugging.html) |	
初始化不会提升(实例1）
4. [示例](https://logicwang.github.io/Js-Review/JS/168.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/168.html)
[章节](https://www.runoob.com/js/js-debugging.html) |	
初始化不会提升(实例2）

#### 28.1 JavaScript  严格模式(use strict)
1. [示例](https://logicwang.github.io/Js-Review/JS/169.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/169.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
严格模式声明1
2. [示例](https://logicwang.github.io/Js-Review/JS/170.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/170.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
严格模式声明2
3. [示例](https://logicwang.github.io/Js-Review/JS/171.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/171.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
严格模式声明3
4. [示例](https://logicwang.github.io/Js-Review/JS/172.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/172.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
严格模式的限制1
5. [示例](https://logicwang.github.io/Js-Review/JS/173.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/173.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
严格模式的限制2
6. [示例](https://logicwang.github.io/Js-Review/JS/174.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/174.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许删除变量或对象
7. [示例](https://logicwang.github.io/Js-Review/JS/175.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/175.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许删除函数
8. [示例](https://logicwang.github.io/Js-Review/JS/176.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/176.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许变量重名
9. [示例](https://logicwang.github.io/Js-Review/JS/177.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/177.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许使用八进制
9. [示例](https://logicwang.github.io/Js-Review/JS/178.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/178.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许使用转义字符
10. [示例](https://logicwang.github.io/Js-Review/JS/179.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/179.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许对只读属性赋值
11. [示例](https://logicwang.github.io/Js-Review/JS/180.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/180.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许对一个使用getter方法读取的属性进行赋值
12. [示例](https://logicwang.github.io/Js-Review/JS/181.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/181.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许删除一个不允许删除的属性
13. [示例](https://logicwang.github.io/Js-Review/JS/182.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/182.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
变量名不能使用"eval"字符串
14. [示例](https://logicwang.github.io/Js-Review/JS/183.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/183.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
变量名不能使用"arguments"字符串
15. [示例](https://logicwang.github.io/Js-Review/JS/184.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/184.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
不允许使用以下这种语句
16. [示例](https://logicwang.github.io/Js-Review/JS/185.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/185.html)
[章节](https://www.runoob.com/js/js-strict.html) |	
由于一些安全原因在作用域eval()创建的变量不能被调用

#### 29.1 JavaScript  使用误区
1. [示例](https://logicwang.github.io/Js-Review/JS/186.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/186.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
if 条件语句返回false(是我们预期的)因为x不等于10
2. [示例](https://logicwang.github.io/Js-Review/JS/187.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/187.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
if条件语句返回true(不是我们预期的)因为条件语句执行为x赋值10 10为true
3. [示例](https://logicwang.github.io/Js-Review/JS/188.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/188.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
if条件语句返回false(不是我们预期的)因为条件语句执行为x赋值0 0为false
4. [示例](https://logicwang.github.io/Js-Review/JS/189.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/189.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
在常规的比较中数据类型是被忽略的以下if条件语句返回true
5. [示例](https://logicwang.github.io/Js-Review/JS/190.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/190.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
在严格的比较运算中===为恒等计算符同时检查表达式的值与类型以下if条件语句返回false
6. [示例](https://logicwang.github.io/Js-Review/JS/191.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/191.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
这种错误经常会在switch语句中出现switch语句会使用恒等计算符(===)进行比较
7. [示例](https://logicwang.github.io/Js-Review/JS/192.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/192.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
以下实例由于类型不一致不会执行alert弹窗
8. [示例](https://logicwang.github.io/Js-Review/JS/193.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/193.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
通过实例查看两个数字相加及数字与字符串连接的区别
9. [示例](https://logicwang.github.io/Js-Review/JS/194.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/194.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
使用变量相加结果也不一致
10. [示例](https://logicwang.github.io/Js-Review/JS/195.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/195.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
所有的编程语言对浮点型数据的精确度都很难确定
11. [示例](https://logicwang.github.io/Js-Review/JS/196.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/196.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
解决浮点型数据的精确度都很难确定的问题可以用整数的乘除法来解决
12. [示例](https://logicwang.github.io/Js-Review/JS/197.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/197.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
js允许我们在字符串中使用断行语句
13. [示例](https://logicwang.github.io/Js-Review/JS/198.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/198.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
js允许我们在字符串中使用断行语句但在回车换行时会报错
14. [示例](https://logicwang.github.io/Js-Review/JS/199.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/199.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
字符串断行需要使用反斜杠(\)
15. [示例](https://logicwang.github.io/Js-Review/JS/200.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/200.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
if语句中的代码块就一定会执行
16. [示例](https://logicwang.github.io/Js-Review/JS/201.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/201.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
以下两个实例返回结果是一样的(一个有分号一个没有)
17. [示例](https://logicwang.github.io/Js-Review/JS/202.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/202.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
以下两个实例返回结果是一样的(一个有分号一个没有 实例2)
18. [示例](https://logicwang.github.io/Js-Review/JS/203.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/203.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
js可以使用多行来结束一个语句
19. [示例](https://logicwang.github.io/Js-Review/JS/204.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/204.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
实例结果会返回undefined
20. [示例](https://logicwang.github.io/Js-Review/JS/205.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/205.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
JavaScript不支持使用名字来索引数组只允许使用数字索引
21. [示例](https://logicwang.github.io/Js-Review/JS/206.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/206.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
使用名字作为索引当访问数组时JS会把数组重新定义为标准对象数组的方法及属性将不能再使用否则会产生错误
22. [示例](https://logicwang.github.io/Js-Review/JS/207.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/207.html)
[章节](https://www.runoob.com/js/js-mistakes.html) |	
以下代码的的变量i返回10不是undefined

#### 29.1 JavaScript  表单
1. [示例](https://logicwang.github.io/Js-Review/JS/208.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/208.html)
[章节](https://www.runoob.com/js/js-validation.html) |	
此代码用于判断表单字段(fname)值是否存在如不存在就弹出信息阻止表单提交
2. [示例](https://logicwang.github.io/Js-Review/JS/209.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/209.html)
[章节](https://www.runoob.com/js/js-validation.html) |	
以上js代码可以通过HTML代码来调用
3. [示例](https://logicwang.github.io/Js-Review/JS/210.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/210.html)
[章节](https://www.runoob.com/js/js-validation.html) |	
js常用于对输入数字的验证
4. [示例](https://logicwang.github.io/Js-Review/JS/211.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/211.html)
[章节](https://www.runoob.com/js/js-validation.html) |	
表单字段(fname)的值为空required属性会阻止表单提交

#### 30.1 JavaScript  表单验证
1. [示例](https://logicwang.github.io/Js-Review/JS/212.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/212.html)
[章节](https://www.runoob.com/js/js-form-validation.html) |	
函数在form表单提交时被调用
2. [示例](https://logicwang.github.io/Js-Review/JS/213.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/213.html)
[章节](https://www.runoob.com/js/js-form-validation.html) |	
E-mail验证

#### 31.1 JavaScript  验证 API
1. [示例](https://logicwang.github.io/Js-Review/JS/214.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/214.html)
[章节](https://www.runoob.com/js/js-validation-api.html) |	
如输入信息不合法则返回错误信息
2. [示例](https://logicwang.github.io/Js-Review/JS/215.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/215.html)
[章节](https://www.runoob.com/js/js-validation-api.html) |	
如输入的值大于100显示一个信息
3. [示例](https://logicwang.github.io/Js-Review/JS/216.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/216.html)
[章节](https://www.runoob.com/js/js-validation-api.html) |	
如输入的值小于100显示一个信息
4. [示例](https://logicwang.github.io/Js-Review/JS/217.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/217.html)
[章节](https://www.runoob.com/js/js-validation-api.html) |	
setCustomValidity的用法

#### 32.1 JavaScript this 关键字
1. [示例](https://logicwang.github.io/Js-Review/JS/218.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/218.html)
[章节](https://www.runoob.com/js/js-this.html) |	
类似call()和apply()方法可以将this引用到任何对象
2. [示例](https://logicwang.github.io/Js-Review/JS/219.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/219.html)
[章节](https://www.runoob.com/js/js-this.html) |	
fullName方法所属的对象就是person
3. [示例](https://logicwang.github.io/Js-Review/JS/220.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/220.html)
[章节](https://www.runoob.com/js/js-this.html) |	
在浏览器中window就是该全局对象为[object Window]
4. [示例](https://logicwang.github.io/Js-Review/JS/221.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/221.html)
[章节](https://www.runoob.com/js/js-this.html) |	
严格模式下如果单独使用this也是指向全局(Global)对象
5. [示例](https://logicwang.github.io/Js-Review/JS/222.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/222.html)
[章节](https://www.runoob.com/js/js-this.html) |	
在浏览器中window就是该全局对象为[object Window]
6. [示例](https://logicwang.github.io/Js-Review/JS/223.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/223.html)
[章节](https://www.runoob.com/js/js-this.html) |	
严格模式下函数是没有绑定到this上这时候this是undefined
7. [示例](https://logicwang.github.io/Js-Review/JS/224.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/224.html)
[章节](https://www.runoob.com/js/js-this.html) |	
HTML事件句柄中this指向了接收事件的HTML元素
8. [示例](https://logicwang.github.io/Js-Review/JS/225.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/225.html)
[章节](https://www.runoob.com/js/js-this.html) |	
对象方法中绑定（实例1）
9. [示例](https://logicwang.github.io/Js-Review/JS/226.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/226.html)
[章节](https://www.runoob.com/js/js-this.html) |	
对象方法中绑定（实例2）
10. [示例](https://logicwang.github.io/Js-Review/JS/227.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/227.html)
[章节](https://www.runoob.com/js/js-this.html) |	
显式函数绑定

#### 33.1 JavaScript let 和 const
1. [示例](https://logicwang.github.io/Js-Review/JS/228.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/228.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
全局变量
2. [示例](https://logicwang.github.io/Js-Review/JS/229.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/229.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
局部变量
3. [示例](https://logicwang.github.io/Js-Review/JS/230.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/230.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
重新定义变量(实例1)
3. [示例](https://logicwang.github.io/Js-Review/JS/231.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/231.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
重新定义变量(实例2)
4. [示例](https://logicwang.github.io/Js-Review/JS/232.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/232.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
循环作用域(使用var关键字)
5. [示例](https://logicwang.github.io/Js-Review/JS/233.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/233.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
循环作用域(使用let关键字)
6. [示例](https://logicwang.github.io/Js-Review/JS/234.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/234.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
使用var关键字声明的全局作用域变量属于window对象
7. [示例](https://logicwang.github.io/Js-Review/JS/235.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/235.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
使用let关键字声明的全局作用域变量不属于window对象
8. [示例](https://logicwang.github.io/Js-Review/JS/236.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/236.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
使用var关键字声明的变量在任何地方都可以修改
9. [示例](https://logicwang.github.io/Js-Review/JS/237.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/237.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
var关键字定义的变量可以在使用后声明变量可以先使用再声明
10. [示例](https://logicwang.github.io/Js-Review/JS/238.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/238.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
const关键字
11. [示例](https://logicwang.github.io/Js-Review/JS/239.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/239.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
并非真正的常量(实例1)
12. [示例](https://logicwang.github.io/Js-Review/JS/240.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/240.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
并非真正的常量(实例2)
13. [示例](https://logicwang.github.io/Js-Review/JS/241.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/241.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
并非真正的常量(实例3)
4. [示例](https://logicwang.github.io/Js-Review/JS/242.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/242.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
并非真正的常量(实例4)
5. [示例](https://logicwang.github.io/Js-Review/JS/243.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/243.html)
[章节](https://www.runoob.com/js/js-let-const.html) |	
变量提升

#### 34.1 JavaScript  JSON 
1. [示例](https://logicwang.github.io/Js-Review/JS/244.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/244.html)
[章节](https://www.runoob.com/js/js-json.html) |	
JSON字符串转换为js对象

#### 35.1 JavaScript:void(0) 含义
1. [示例](https://logicwang.github.io/Js-Review/JS/245.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/245.html)
[章节](https://www.runoob.com/js/js-void.html) |	
此代码创建了一个超链接但点击过后什么也不会发生
2. [示例](https://logicwang.github.io/Js-Review/JS/246.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/246.html)
[章节](https://www.runoob.com/js/js-void.html) |	
点击链接后显示警告信息
3. [示例](https://logicwang.github.io/Js-Review/JS/247.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/247.html)
[章节](https://www.runoob.com/js/js-void.html) |	
本实例中参数a将返回undefined
4. [示例](https://logicwang.github.io/Js-Review/JS/248.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/248.html)
[章节](https://www.runoob.com/js/js-void.html) |	
要定义一个死链接请使用javascript:void(0)

#### 36.1 JavaScript  异步编程
1. [示例](https://logicwang.github.io/Js-Review/JS/249.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/249.html)
[章节](https://www.runoob.com/js/js-async.html) |	
回调函数
2. [示例](https://logicwang.github.io/Js-Review/JS/250.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/250.html)
[章节](https://www.runoob.com/js/js-async.html) |	
不必单独定义一个函数 print
3. [示例](https://logicwang.github.io/Js-Review/JS/251.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/251.html)
[章节](https://www.runoob.com/js/js-async.html) |	
异步 AJAX(实例1)
4. [示例](https://logicwang.github.io/Js-Review/JS/252.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/252.html)
[章节](https://www.runoob.com/js/js-async.html) |	
异步 AJAX(实例2)

#### 37.1 JavaScript   代码规范
1. [示例](https://logicwang.github.io/Js-Review/JS/253.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/253.html)
[章节](https://www.runoob.com/js/js-conventions.html) |	
每行代码字符小于80
2. [示例](https://logicwang.github.io/Js-Review/JS/254.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/254.html)
[章节](https://www.runoob.com/js/js-conventions.html) |	
使用JavaScript访问HTML元素

#### 38.1 JavaScript   函数定义
1. [示例](https://logicwang.github.io/Js-Review/JS/255.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/255.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
函数声明后不会立即执行会在我们需要的时候调用到
2. [示例](https://logicwang.github.io/Js-Review/JS/256.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/256.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
函数表达式可以存储在变量中
3. [示例](https://logicwang.github.io/Js-Review/JS/257.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/257.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
在函数表达式存储在变量后变量也可作为一个函数使用
4. [示例](https://logicwang.github.io/Js-Review/JS/258.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/258.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
函数同样可以通过内置的JavaScript函数构造器（Function()）定义
5. [示例](https://logicwang.github.io/Js-Review/JS/259.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/259.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
函数同样可以通过内置的JavaScript函数构造器（Function()）定义(第二种方法)
6. [示例](https://logicwang.github.io/Js-Review/JS/260.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/260.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
自调用函数
7. [示例](https://logicwang.github.io/Js-Review/JS/261.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/261.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
js函数作为一个值使用
8. [示例](https://logicwang.github.io/Js-Review/JS/262.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/262.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
js函数可作为表达式使用
9. [示例](https://logicwang.github.io/Js-Review/JS/263.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/263.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
函数是对象
10. [示例](https://logicwang.github.io/Js-Review/JS/264.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/264.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
toString()方法将函数作为一个字符串返回
11. [示例](https://logicwang.github.io/Js-Review/JS/265.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/265.html)
[章节](https://www.runoob.com/js/js-function-definition.html) |	
箭头函数

#### 38.1 JavaScript   函数定义
1. [示例](https://logicwang.github.io/Js-Review/JS/266.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/266.html)
[章节](https://www.runoob.com/js/js-function-parameters.html) |	
默认参数（实例1）
2. [示例](https://logicwang.github.io/Js-Review/JS/267.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/267.html)
[章节](https://www.runoob.com/js/js-function-parameters.html) |	
默认参数（实例2）
3. [示例](https://logicwang.github.io/Js-Review/JS/268.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/268.html)
[章节](https://www.runoob.com/js/js-function-parameters.html) |	
ES6 函数可以自带参数
4. [示例](https://logicwang.github.io/Js-Review/JS/269.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/269.html)
[章节](https://www.runoob.com/js/js-function-parameters.html) |	
arguments对象(实例1)
5. [示例](https://logicwang.github.io/Js-Review/JS/270.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/270.html)
[章节](https://www.runoob.com/js/js-function-parameters.html) |	
arguments对象(实例2)

#### 39.1 JavaScript   闭包
1. [示例](https://logicwang.github.io/Js-Review/JS/271.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/271.html)
[章节](https://www.runoob.com/js/js-function-closures.html) |	
函数可以访问由函数内部定义的变量
2. [示例](https://logicwang.github.io/Js-Review/JS/272.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/272.html)
[章节](https://www.runoob.com/js/js-function-closures.html) |	
函数也可以访问函数外部定义的变量
3. [示例](https://logicwang.github.io/Js-Review/JS/273.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/273.html)
[章节](https://www.runoob.com/js/js-function-closures.html) |	
使用全局变量函数设置计数器递增
4. [示例](https://logicwang.github.io/Js-Review/JS/274.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/274.html)
[章节](https://www.runoob.com/js/js-function-closures.html) |	
如果没有调用函数将无法修改计数器的值
5. [示例](https://logicwang.github.io/Js-Review/JS/275.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/275.html)
[章节](https://www.runoob.com/js/js-function-closures.html) |	
该实例中内嵌函数plus()可以访问父函数的counter变量
6. [示例](https://logicwang.github.io/Js-Review/JS/276.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/276.html)
[章节](https://www.runoob.com/js/js-function-closures.html) |	
js闭包

#### 40.1 JavaScript  HTML DOM
1. [示例](https://logicwang.github.io/Js-Review/JS/277.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/277.html)
[章节](https://www.runoob.com/js/js-htmldom.html) |	
通过id查找HTML元素
2. [示例](https://logicwang.github.io/Js-Review/JS/278.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/278.html)
[章节](https://www.runoob.com/js/js-htmldom.html) |	
通过标签名查找HTML元素
3. [示例](https://logicwang.github.io/Js-Review/JS/279.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/279.html)
[章节](https://www.runoob.com/js/js-htmldom.html) |	
通过类名找到HTML元素

#### 41.1 JavaScript HTML DOM - 改变 HTML
1. [示例](https://logicwang.github.io/Js-Review/JS/280.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/280.html)
[章节](https://www.runoob.com/js/js-htmldom-html.html) |	
改变HTML输出流
2. [示例](https://logicwang.github.io/Js-Review/JS/281.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/281.html)
[章节](https://www.runoob.com/js/js-htmldom-html.html) |	
改变HTML内容
3. [示例](https://logicwang.github.io/Js-Review/JS/282.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/282.html)
[章节](https://www.runoob.com/js/js-htmldom-html.html) |	
改变了 h1 元素的内容
4. [示例](https://logicwang.github.io/Js-Review/JS/283.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/283.html)
[章节](https://www.runoob.com/js/js-htmldom-html.html) |	
改变HTML属性

#### 42.1 JavaScript HTML DOM - 改变 CSS
1. [示例](https://logicwang.github.io/Js-Review/JS/284.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/284.html)
[章节](https://www.runoob.com/js/js-htmldom-css.html) |	
本例子改变p元素的样式
2. [示例](https://logicwang.github.io/Js-Review/JS/285.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/285.html)
[章节](https://www.runoob.com/js/js-htmldom-css.html) |	
本例改变了id="id1"的HTML元素的样式当用户点击按钮时触发事件

#### 42.1 JavaScript HTML DOM 事件
1. [示例](https://logicwang.github.io/Js-Review/JS/286.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/286.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
用户在h1元素上点击时会改变其内容
2. [示例](https://logicwang.github.io/Js-Review/JS/287.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/287.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
此例从事件处理器调用一个函数
3. [示例](https://logicwang.github.io/Js-Review/JS/288.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/288.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
HTML事件属性
4. [示例](https://logicwang.github.io/Js-Review/JS/289.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/289.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
使用 HTML DOM 来分配事件
5. [示例](https://logicwang.github.io/Js-Review/JS/290.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/290.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
onload和onunload事件
6. [示例](https://logicwang.github.io/Js-Review/JS/291.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/291.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
onchange 事件
7. [示例](https://logicwang.github.io/Js-Review/JS/292.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/292.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
onmouseover和onmouseout事件
8. [示例](https://logicwang.github.io/Js-Review/JS/293.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/293.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
用户按下鼠标按钮时更换一幅图像
9. [示例](https://logicwang.github.io/Js-Review/JS/294.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/294.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
页面完成加载时显示一个提示框
10. [示例](https://logicwang.github.io/Js-Review/JS/295.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/295.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
当输入字段获得焦点时改变其背景色
11. [示例](https://logicwang.github.io/Js-Review/JS/296.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/296.html)
[章节](https://www.runoob.com/js/js-htmldom-events.html) |	
当指针移动到元素上方时改变其颜色当指针移出文本后会再次改变其颜色

#### 43.1 JavaScript HTML DOM EventListener
1. [示例](https://logicwang.github.io/Js-Review/JS/297.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/297.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
用户点击按钮时触发监听事件
2. [示例](https://logicwang.github.io/Js-Review/JS/298.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/298.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
用户点击元素时弹出"Hello World"
3. [示例](https://logicwang.github.io/Js-Review/JS/299.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/299.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
使用函数名来引用外部函数
4. [示例](https://logicwang.github.io/Js-Review/JS/300.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/300.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
向同一个元素添加多个事件且不会覆盖已存在的事件
5. [示例](https://logicwang.github.io/Js-Review/JS/301.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/301.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
向同个元素添加不同类型的事件
6. [示例](https://logicwang.github.io/Js-Review/JS/302.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/302.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
用户重置窗口大小时添加事件监听
7. [示例](https://logicwang.github.io/Js-Review/JS/303.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/303.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
传递参数值时使用"匿名函数"调用带参数的函数
8. [示例](https://logicwang.github.io/Js-Review/JS/304.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/304.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
当值为true时事件使用捕获传递
9. [示例](https://logicwang.github.io/Js-Review/JS/305.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/305.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
跨浏览器解决方法

#### 44.1 JavaScript HTML DOM 元素 (节点)
1. [示例](https://logicwang.github.io/Js-Review/JS/306.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/306.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
创建新的HTML元素(节点)-appendChild()
2. [示例](https://logicwang.github.io/Js-Review/JS/307.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/307.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
创建新的HTML元素(节点)-insertBefore()
3. [示例](https://logicwang.github.io/Js-Review/JS/308.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/308.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
移除已存在的元素
4. [示例](https://logicwang.github.io/Js-Review/JS/309.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/309.html)
[章节](https://www.runoob.com/js/js-htmldom-eventlistener.html) |	
替换HTML元素-replaceChild()

#### 45.1 JavaScript HTML DOM 集合(Collection)
1. [示例](https://logicwang.github.io/Js-Review/JS/310.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/310.html)
[章节](https://www.runoob.com/js/js-htmldom-collections.html) |	
HTMLCollection对象
2. [示例](https://logicwang.github.io/Js-Review/JS/311.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/311.html)
[章节](https://www.runoob.com/js/js-htmldom-collections.html) |	
HTMLCollection对象length属性
3. [示例](https://logicwang.github.io/Js-Review/JS/312.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/312.html)
[章节](https://www.runoob.com/js/js-htmldom-collections.html) |	
集合length属性常用于遍历集合中的元素

#### 45.1 JavaScript HTML DOM 节点列表
1. [示例](https://logicwang.github.io/Js-Review/JS/313.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/313.html)
[章节](https://www.runoob.com/js/js-htmldom-nodelist.html) |	
访问第二个p元素可以是以下代码
2. [示例](https://logicwang.github.io/Js-Review/JS/314.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/314.html)
[章节](https://www.runoob.com/js/js-htmldom-nodelist.html) |	
NodeList对象length属性
3. [示例](https://logicwang.github.io/Js-Review/JS/315.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/315.html)
[章节](https://www.runoob.com/js/js-htmldom-nodelist.html) |	
修改节点列表中所有p元素的背景颜色

#### 46.1 JavaScript 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/316.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/316.html)
[章节](https://www.runoob.com/js/js-objects.html) |	
创建了对象的一个新实例并向其添加了四个属性
2. [示例](https://logicwang.github.io/Js-Review/JS/317.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/317.html)
[章节](https://www.runoob.com/js/js-objects.html) |	
可以使用对象字面量来创建对象语法格式如下
3. [示例](https://logicwang.github.io/Js-Review/JS/318.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/318.html)
[章节](https://www.runoob.com/js/js-objects.html) |	
使用对象构造器
4. [示例](https://logicwang.github.io/Js-Review/JS/319.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/319.html)
[章节](https://www.runoob.com/js/js-objects.html) |	
把方法添加到JS对象
5. [示例](https://logicwang.github.io/Js-Review/JS/320.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/320.html)
[章节](https://www.runoob.com/js/js-objects.html) |	
循环遍历对象的属性
6. [示例](https://logicwang.github.io/Js-Review/JS/321.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/321.html)
[章节](https://www.runoob.com/js/js-objects.html) |	
修改x person的属性也会改变

#### 47.1 JavaScript prototype（原型对象）
1. [示例](https://logicwang.github.io/Js-Review/JS/322.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/322.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
使用对象的构造器（constructor）
2. [示例](https://logicwang.github.io/Js-Review/JS/323.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/323.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
在一个已存在构造器的对象中是不能添加新的属性
3. [示例](https://logicwang.github.io/Js-Review/JS/324.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/324.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
添加一个新的属性需要在在构造器函数中添加
4. [示例](https://logicwang.github.io/Js-Review/JS/325.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/325.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
添加属性和方法
5. [示例](https://logicwang.github.io/Js-Review/JS/326.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/326.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
使用 prototype 属性就可以给对象的构造函数添加新的方法

#### 48.1 JavaScript Number 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/327.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/327.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
整数（不使用小数点或指数计数法）最多为15位
2. [示例](https://logicwang.github.io/Js-Review/JS/328.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/328.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
小数的最大位数是17但浮点运算并不总是100%准确
3. [示例](https://logicwang.github.io/Js-Review/JS/329.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/329.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
八进制和十六进制
4. [示例](https://logicwang.github.io/Js-Review/JS/330.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/330.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
使用toString()方法输出16进制8进制2进制
5. [示例](https://logicwang.github.io/Js-Review/JS/331.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/331.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
无穷大（Infinity）
6. [示例](https://logicwang.github.io/Js-Review/JS/332.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/332.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
除以0也产生了无限
7. [示例](https://logicwang.github.io/Js-Review/JS/333.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/333.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
NaN - 非数字值
8. [示例](https://logicwang.github.io/Js-Review/JS/334.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/334.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
除以0是无穷大无穷大是一个数字
9. [示例](https://logicwang.github.io/Js-Review/JS/335.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/335.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
数字可以是数字或者对象(实例1)
10. [示例](https://logicwang.github.io/Js-Review/JS/336.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/336.html)
[章节](https://www.runoob.com/js/js-object-prototype.html) |	
数字可以是数字或者对象(实例2)

#### 49.1 JavaScript 字符串（String） 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/337.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/337.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
在字符串中使用转义字符\使用引号
2. [示例](https://logicwang.github.io/Js-Review/JS/338.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/338.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
使用长度属性length来计算字符串的长度
3. [示例](https://logicwang.github.io/Js-Review/JS/339.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/339.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
在字符串中查找字符串
4. [示例](https://logicwang.github.io/Js-Review/JS/340.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/340.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
内容匹配
5. [示例](https://logicwang.github.io/Js-Review/JS/341.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/341.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
替换内容
6. [示例](https://logicwang.github.io/Js-Review/JS/342.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/342.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
字符串大小写转换
7. [示例](https://logicwang.github.io/Js-Review/JS/343.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/343.html)
[章节](https://www.runoob.com/js/js-obj-string.html) |
字符串转为数组

#### 50.1 JavaScript Date（日期） 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/344.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/344.html)
[章节](https://www.runoob.com/js/js-obj-date.html) |
getFullYear()
2. [示例](https://logicwang.github.io/Js-Review/JS/345.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/345.html)
[章节](https://www.runoob.com/js/js-obj-date.html) |
getTime()
3. [示例](https://logicwang.github.io/Js-Review/JS/346.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/346.html)
[章节](https://www.runoob.com/js/js-obj-date.html) |
setFullYear()
4. [示例](https://logicwang.github.io/Js-Review/JS/347.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/347.html)
[章节](https://www.runoob.com/js/js-obj-date.html) |
toUTCString()
5. [示例](https://logicwang.github.io/Js-Review/JS/348.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/348.html)
[章节](https://www.runoob.com/js/js-obj-date.html) |
getDay()
6. [示例](https://logicwang.github.io/Js-Review/JS/349.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/349.html)
[章节](https://www.runoob.com/js/js-obj-date.html) |
Display a clock

#### 51.1 JavaScript Array（数组） 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/350.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/350.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
创建数组为其赋值
2. [示例](https://logicwang.github.io/Js-Review/JS/351.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/351.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
创建新方法
3. [示例](https://logicwang.github.io/Js-Review/JS/352.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/352.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
合并两个数组 - concat()
4. [示例](https://logicwang.github.io/Js-Review/JS/353.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/353.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
合并三个数组 - concat()
5. [示例](https://logicwang.github.io/Js-Review/JS/354.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/354.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
用数组的元素组成字符串 - join()
6. [示例](https://logicwang.github.io/Js-Review/JS/355.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/355.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
删除数组的最后一个元素 - pop()
7. [示例](https://logicwang.github.io/Js-Review/JS/356.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/356.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
数组的末尾添加新的元素 - push()
8. [示例](https://logicwang.github.io/Js-Review/JS/357.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/357.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
将一个数组中的元素的顺序反转排序 - reverse()
9. [示例](https://logicwang.github.io/Js-Review/JS/358.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/358.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
删除数组的第一个元素 - shift()
10. [示例](https://logicwang.github.io/Js-Review/JS/359.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/359.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
从一个数组中选择元素 - slice()
11. [示例](https://logicwang.github.io/Js-Review/JS/360.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/360.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
数组排序（按字母顺序升序）- sort()
12. [示例](https://logicwang.github.io/Js-Review/JS/361.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/361.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
数字排序（按数字顺序升序）- sort()
13. [示例](https://logicwang.github.io/Js-Review/JS/362.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/362.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
数字排序（按数字顺序降序）- sort()
14. [示例](https://logicwang.github.io/Js-Review/JS/363.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/363.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
在数组的第2位置添加一个元素 - splice()
15. [示例](https://logicwang.github.io/Js-Review/JS/364.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/364.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
转换数组到字符串 -toString()
16. [示例](https://logicwang.github.io/Js-Review/JS/365.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/365.html)
[章节](https://www.runoob.com/js/js-obj-array.html) |
在数组的开头添加新元素 - unshift()

#### 52.1 JavaScript Boolean（布尔） 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/366.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/366.html)
[章节](https://www.runoob.com/js/js-obj-boolean.html) |
检查布尔值

#### 53.1 JavaScript Math（算数） 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/367.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/367.html)
[章节](https://www.runoob.com/js/js-obj-math.html) |
如何使用 round()
2. [示例](https://logicwang.github.io/Js-Review/JS/368.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/368.html)
[章节](https://www.runoob.com/js/js-obj-math.html) |
如何使用 random() 来返回 0 到 1 之间的随机数
3. [示例](https://logicwang.github.io/Js-Review/JS/369.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/369.html)
[章节](https://www.runoob.com/js/js-obj-math.html) |
如何使用 max()来返回两个给定的数中的较大的数（在ECMASCriptv3之前该方法只有两个参数）
4. [示例](https://logicwang.github.io/Js-Review/JS/370.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/370.html)
[章节](https://www.runoob.com/js/js-obj-math.html) |
如何使用 min()来返回两个给定的数中的较小的数（在ECMASCriptv3之前该方法只有两个参数）

#### 54.1 JavaScript RegExp 对象
1. [示例](https://logicwang.github.io/Js-Review/JS/371.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/371.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
字符串中不区分大小写找"runoob"
2. [示例](https://logicwang.github.io/Js-Review/JS/372.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/372.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
全文查找 "is"
3. [示例](https://logicwang.github.io/Js-Review/JS/373.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/373.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
全文查找和不区分大小写搜索 "is"
4. [示例](https://logicwang.github.io/Js-Review/JS/374.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/374.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
test()方法搜索字符串指定的值根据结果并返回真或假
5. [示例](https://logicwang.github.io/Js-Review/JS/375.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/375.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
使用构造函数创造正则对象时需要常规的字符转义规则（在前面加反斜杠 \）
6. [示例](https://logicwang.github.io/Js-Review/JS/376.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/376.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
exec() 方法检索字符串中的指定值

#### 55.1 JavaScript Window - 浏览器对象模型
1. [示例](https://logicwang.github.io/Js-Review/JS/377.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/377.html)
[章节](https://www.runoob.com/js/js-obj-regexp.html) |
实用的js方案

#### 56.1 JavaScript Window Screen
1. [示例](https://logicwang.github.io/Js-Review/JS/378.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/378.html)
[章节](https://www.runoob.com/js/js-window-screen.html) |
WindowScreen可用宽度
2. [示例](https://logicwang.github.io/Js-Review/JS/379.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/379.html)
[章节](https://www.runoob.com/js/js-window-screen.html) |
WindowScreen可用高度

#### 57.1 JavaScript Window Location
1. [示例](https://logicwang.github.io/Js-Review/JS/380.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/380.html)
[章节](https://www.runoob.com/js/js-window-screen.html) |
Window Location Assign
2. [示例](https://logicwang.github.io/Js-Review/JS/381.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/381.html)
[章节](https://www.runoob.com/js/js-window-screen.html) |
Window Navigator

#### 58.1 JavaScript  弹窗
1. [示例](https://logicwang.github.io/Js-Review/JS/382.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/382.html)
[章节](https://www.runoob.com/js/js-popup.html) |
警告框语法
2. [示例](https://logicwang.github.io/Js-Review/JS/383.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/383.html)
[章节](https://www.runoob.com/js/js-popup.html) |
确认框
3. [示例](https://logicwang.github.io/Js-Review/JS/384.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/384.html)
[章节](https://www.runoob.com/js/js-popup.html) |
提示框
4. [示例](https://logicwang.github.io/Js-Review/JS/385.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/385.html)
[章节](https://www.runoob.com/js/js-popup.html) |
换行

#### 59.1 JavaScript  计时事件
1. [示例](https://logicwang.github.io/Js-Review/JS/386.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/386.html)
[章节](https://www.runoob.com/js/js-timing.html) |
setInterval()方法
2. [示例](https://logicwang.github.io/Js-Review/JS/387.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/387.html)
[章节](https://www.runoob.com/js/js-timing.html) |
显示当前时间
3. [示例](https://logicwang.github.io/Js-Review/JS/388.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/388.html)
[章节](https://www.runoob.com/js/js-timing.html) |
显示当前时间添加了停止按钮
4. [示例](https://logicwang.github.io/Js-Review/JS/389.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/389.html)
[章节](https://www.runoob.com/js/js-timing.html) |
setTimeout()方法
5. [示例](https://logicwang.github.io/Js-Review/JS/390.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/390.html)
[章节](https://www.runoob.com/js/js-timing.html) |
添加"Stop the alert"按钮

#### 60.1 JavaScript  Cookie
1. [示例](https://logicwang.github.io/Js-Review/JS/391.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/391.html)
[章节](https://www.runoob.com/js/js-cookies.html) |
检测cookie值的函数

#### 61.1 JavaScript  - 测试 jQuery
1. [示例](https://logicwang.github.io/Js-Review/JS/392.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/392.html)
[章节](https://www.runoob.com/js/js-lib-jquery.html) |
测试jQuery(实例1)
2. [示例](https://logicwang.github.io/Js-Review/JS/393.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/393.html)
[章节](https://www.runoob.com/js/js-lib-jquery.html) |
测试jQuery(实例2)

#### 62.1 JavaScript  - 测试 Prototype
1. [示例](https://logicwang.github.io/Js-Review/JS/394.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/394.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
测试Prototype(实例1)
2. [示例](https://logicwang.github.io/Js-Review/JS/395.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/395.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
测试Prototype(实例2)

#### 63.1 JavaScript  实例
1. [示例](https://logicwang.github.io/Js-Review/JS/396.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/396.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
用JavaScript输出文本
2. [示例](https://logicwang.github.io/Js-Review/JS/397.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/397.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
用JavaScript改变HTML元素
3. [示例](https://logicwang.github.io/Js-Review/JS/398.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/398.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
一个外部JavaScript
4. [示例](https://logicwang.github.io/Js-Review/JS/399.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/399.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JavaScript语句
5. [示例](https://logicwang.github.io/Js-Review/JS/400.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/400.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JavaScript代码块
6. [示例](https://logicwang.github.io/Js-Review/JS/401.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/401.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JavaScript单行注释
7. [示例](https://logicwang.github.io/Js-Review/JS/402.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/402.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JavaScript多行注释
8. [示例](https://logicwang.github.io/Js-Review/JS/403.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/403.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
使用单行注释来防止执行
9. [示例](https://logicwang.github.io/Js-Review/JS/404.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/404.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
使用多行注释来防止执行
10. [示例](https://logicwang.github.io/Js-Review/JS/405.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/405.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
声明一个变量为它赋值然后显示出来
11. [示例](https://logicwang.github.io/Js-Review/JS/406.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/406.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
If语句
12. [示例](https://logicwang.github.io/Js-Review/JS/407.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/407.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
If...else 语句
13. [示例](https://logicwang.github.io/Js-Review/JS/408.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/408.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
随机链接
14. [示例](https://logicwang.github.io/Js-Review/JS/409.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/409.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
Switch语句
15. [示例](https://logicwang.github.io/Js-Review/JS/410.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/410.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
Alert(警告)框
16. [示例](https://logicwang.github.io/Js-Review/JS/411.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/411.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
带有换行的警告框
17. [示例](https://logicwang.github.io/Js-Review/JS/412.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/412.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
确认框
18. [示例](https://logicwang.github.io/Js-Review/JS/413.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/413.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
提示框
19. [示例](https://logicwang.github.io/Js-Review/JS/414.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/414.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
函数
20. [示例](https://logicwang.github.io/Js-Review/JS/415.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/415.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
带有参数的函数
21. [示例](https://logicwang.github.io/Js-Review/JS/416.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/416.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
带有参数的函数2
22. [示例](https://logicwang.github.io/Js-Review/JS/417.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/417.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
返回值的函数
23. [示例](https://logicwang.github.io/Js-Review/JS/418.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/418.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
带有参数并返回值的函数
24. [示例](https://logicwang.github.io/Js-Review/JS/419.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/419.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
For循环
25. [示例](https://logicwang.github.io/Js-Review/JS/420.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/420.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
循环输出HTML标题
26. [示例](https://logicwang.github.io/Js-Review/JS/421.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/421.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
While循环
27. [示例](https://logicwang.github.io/Js-Review/JS/422.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/422.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
Do while 循环
28. [示例](https://logicwang.github.io/Js-Review/JS/423.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/423.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
break语句
29. [示例](https://logicwang.github.io/Js-Review/JS/424.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/424.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
continue语句
30. [示例](https://logicwang.github.io/Js-Review/JS/425.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/425.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
使用For...In声明来遍历数组内的元素
31. [示例](https://logicwang.github.io/Js-Review/JS/426.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/426.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
onclick事件
32. [示例](https://logicwang.github.io/Js-Review/JS/427.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/427.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
onmouseover事件
33. [示例](https://logicwang.github.io/Js-Review/JS/428.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/428.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
try...catch 语句
34. [示例](https://logicwang.github.io/Js-Review/JS/429.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/429.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
带有确认框的 try...catch 语句
35. [示例](https://logicwang.github.io/Js-Review/JS/430.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/430.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
onerror事件
36. [示例](https://logicwang.github.io/Js-Review/JS/431.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/431.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
创建一个欢迎cookie
37. [示例](https://logicwang.github.io/Js-Review/JS/432.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/432.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
简单的计时
38. [示例](https://logicwang.github.io/Js-Review/JS/433.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/433.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
另一个简单的计时
39. [示例](https://logicwang.github.io/Js-Review/JS/434.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/434.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
在一个无穷循环中的计时事件
40. [示例](https://logicwang.github.io/Js-Review/JS/435.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/435.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
带有停止按钮的无穷循环中的计时事件
41. [示例](https://logicwang.github.io/Js-Review/JS/436.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/436.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
使用计时事件制作的钟表
42. [示例](https://logicwang.github.io/Js-Review/JS/437.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/437.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
创建对象的实例
43. [示例](https://logicwang.github.io/Js-Review/JS/438.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/438.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
创建用于对象的模板

#### 64.1 JavaScript  实例2
1. [示例](https://logicwang.github.io/Js-Review/JS/439.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/439.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS实现列表按字母排序
2. [示例](https://logicwang.github.io/Js-Review/JS/440.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/440.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS实现表格单列按字母排序
3. [示例](https://logicwang.github.io/Js-Review/JS/441.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/441.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS进度条实例
4. [示例](https://logicwang.github.io/Js-Review/JS/442.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/442.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS百分比进度条
5. [示例](https://logicwang.github.io/Js-Review/JS/443.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/443.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS实现提示弹窗
6. [示例](https://logicwang.github.io/Js-Review/JS/444.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/444.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS实现待办事项列表(To Do List)
7. [示例](https://logicwang.github.io/Js-Review/JS/445.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/445.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
HTMLCSSJS计算器
8. [示例](https://logicwang.github.io/Js-Review/JS/446.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/446.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
HTMLCSSJS实现下拉菜单效果
9. [示例](https://logicwang.github.io/Js-Review/JS/447.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/447.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS各种操作信息提示效果
10. [示例](https://logicwang.github.io/Js-Review/JS/448.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/448.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS在屏幕底部弹出消息(snackbar)
11. [示例](https://logicwang.github.io/Js-Review/JS/449.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/449.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS登录表单
12. [示例](https://logicwang.github.io/Js-Review/JS/450.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/450.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS注册表单
13. [示例](https://logicwang.github.io/Js-Review/JS/451.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/451.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS计算器(倒计时)
14. [示例](https://logicwang.github.io/Js-Review/JS/452.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/452.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS菜单按钮切换(打开/关闭)
15. [示例](https://logicwang.github.io/Js-Review/JS/453.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/453.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS手风琴动画效果
16. [示例](https://logicwang.github.io/Js-Review/JS/454.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/454.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS带图标手风琴动画效果
17. [示例](https://logicwang.github.io/Js-Review/JS/455.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/455.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS选项卡
18. [示例](https://logicwang.github.io/Js-Review/JS/456.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/456.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS 选项卡–淡入效果
19. [示例](https://logicwang.github.io/Js-Review/JS/457.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/457.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS选项卡–设置默认选项
20. [示例](https://logicwang.github.io/Js-Review/JS/458.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/458.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS选项卡–设置关闭按钮
21. [示例](https://logicwang.github.io/Js-Review/JS/459.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/459.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS选项卡–垂直方向
22. [示例](https://logicwang.github.io/Js-Review/JS/460.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/460.html)
[章节](https://www.runoob.com/js/js-lib-prototype.html) |
JS/CSS选项卡–幻灯片效果

#### 65.1 JavaScript  对象 实例
1. [示例](https://logicwang.github.io/Js-Review/JS/461.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/461.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
返回字符串的长度
2. [示例](https://logicwang.github.io/Js-Review/JS/462.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/462.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
为字符串添加样式
3. [示例](https://logicwang.github.io/Js-Review/JS/463.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/463.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
返回字符串中指定文本首次出现的位置-indexOf()方法
4. [示例](https://logicwang.github.io/Js-Review/JS/464.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/464.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
查找字符串中特定的字符若找到则返回该字符-match()方法
5. [示例](https://logicwang.github.io/Js-Review/JS/465.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/465.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
替换字符串中的字符-replace()
6. [示例](https://logicwang.github.io/Js-Review/JS/466.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/466.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用Date()方法来返回今天的日期和时间
7. [示例](https://logicwang.github.io/Js-Review/JS/467.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/467.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用getTime()计算从1970年到今天有多少毫秒
8. [示例](https://logicwang.github.io/Js-Review/JS/468.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/468.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用setFullYear()设置具体的日期
9. [示例](https://logicwang.github.io/Js-Review/JS/469.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/469.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用toUTCString()把当日的日期（根据UTC）转换为字符串
10. [示例](https://logicwang.github.io/Js-Review/JS/470.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/470.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用 getDay() 来显示星期，而不仅仅是数字
11. [示例](https://logicwang.github.io/Js-Review/JS/471.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/471.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
显示一个钟表
12. [示例](https://logicwang.github.io/Js-Review/JS/472.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/472.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
创建数组
13. [示例](https://logicwang.github.io/Js-Review/JS/473.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/473.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
合并两个数组-concat()
14. [示例](https://logicwang.github.io/Js-Review/JS/474.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/474.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
合并三个数组-concat()
15. [示例](https://logicwang.github.io/Js-Review/JS/475.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/475.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
用数组的元素组成字符串-join()
16. [示例](https://logicwang.github.io/Js-Review/JS/476.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/476.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
删除数组的最后一个元素-pop()
17. [示例](https://logicwang.github.io/Js-Review/JS/477.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/477.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
数组的末尾添加新的元素-push()
18. [示例](https://logicwang.github.io/Js-Review/JS/478.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/478.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
反转一个数组中的元素的顺序-reverse()
19. [示例](https://logicwang.github.io/Js-Review/JS/479.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/479.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
删除数组的第一个元素-shift()
20. [示例](https://logicwang.github.io/Js-Review/JS/480.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/480.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
从一个数组中的选择元素-slice()
21. [示例](https://logicwang.github.io/Js-Review/JS/481.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/481.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
数组排序（按字母顺序升序)-sort()
22. [示例](https://logicwang.github.io/Js-Review/JS/482.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/482.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
数字排序（按数字顺序升序）-sort()
23. [示例](https://logicwang.github.io/Js-Review/JS/483.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/483.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
数字排序（按数字顺序降序）-sort()
24. [示例](https://logicwang.github.io/Js-Review/JS/484.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/484.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
在数组的第2位置添加一个元素 -splice()
25. [示例](https://logicwang.github.io/Js-Review/JS/485.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/485.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
转换数组到字符串 -toString()
26. [示例](https://logicwang.github.io/Js-Review/JS/486.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/486.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
在数组的开头添加新元素 -unshift()
27. [示例](https://logicwang.github.io/Js-Review/JS/487.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/487.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
检查逻辑值
28. [示例](https://logicwang.github.io/Js-Review/JS/488.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/488.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用round()对数字进行舍入
29. [示例](https://logicwang.github.io/Js-Review/JS/489.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/489.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用random()来返回0到1之间的随机数
30. [示例](https://logicwang.github.io/Js-Review/JS/490.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/490.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用max()来返回两个给定的数中的较大的数
31. [示例](https://logicwang.github.io/Js-Review/JS/491.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/491.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
使用min()来返回两个给定的数中的较小的数
32. [示例](https://logicwang.github.io/Js-Review/JS/492.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/492.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
摄氏度与华氏转换
33. [示例](https://logicwang.github.io/Js-Review/JS/493.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/493.html)
[章节](https://www.runoob.com/js/js-ex-objects.html) |
通过对象元素使用for...in语句

#### 66.1 JavaScript  Browser 对象 实例
1. [示例](https://logicwang.github.io/Js-Review/JS/494.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/494.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
弹出一个警告框
2. [示例](https://logicwang.github.io/Js-Review/JS/495.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/495.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
弹出一个带折行的警告框
3. [示例](https://logicwang.github.io/Js-Review/JS/496.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/496.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
弹出一个确认框并提醒访客点击的内容
4. [示例](https://logicwang.github.io/Js-Review/JS/497.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/497.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
弹出一个提示框
5. [示例](https://logicwang.github.io/Js-Review/JS/498.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/498.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
点击一个按钮时，打开一个新窗口
6. [示例](https://logicwang.github.io/Js-Review/JS/499.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/499.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
打开一个新窗口并控制其外观
7. [示例](https://logicwang.github.io/Js-Review/JS/500.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/500.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
打开多个新窗口
8. [示例](https://logicwang.github.io/Js-Review/JS/501.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/501.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
确保新的窗口没有获得焦点
9. [示例](https://logicwang.github.io/Js-Review/JS/502.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/502.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
确保新的窗口获得焦点
10. [示例](https://logicwang.github.io/Js-Review/JS/503.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/503.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
关闭新窗口
11. [示例](https://logicwang.github.io/Js-Review/JS/504.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/504.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
检查新的窗口是否已关闭
12. [示例](https://logicwang.github.io/Js-Review/JS/505.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/505.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
返回新窗口的名字
13. [示例](https://logicwang.github.io/Js-Review/JS/506.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/506.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
传输一些文本到源（父）窗口
14. [示例](https://logicwang.github.io/Js-Review/JS/507.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/507.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
相对于当前位置移动新窗口
15. [示例](https://logicwang.github.io/Js-Review/JS/508.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/508.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
移动新窗口到指定位置
16. [示例](https://logicwang.github.io/Js-Review/JS/509.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/509.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
打印当前页面
17. [示例](https://logicwang.github.io/Js-Review/JS/510.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/510.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
用像素指定窗口大小
18. [示例](https://logicwang.github.io/Js-Review/JS/511.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/511.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
指定窗口大小
19. [示例](https://logicwang.github.io/Js-Review/JS/512.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/512.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
由指定的像素数滚动内容
20. [示例](https://logicwang.github.io/Js-Review/JS/513.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/513.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
滚动到指定内容处
21. [示例](https://logicwang.github.io/Js-Review/JS/514.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/514.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
一个简单的时钟
22. [示例](https://logicwang.github.io/Js-Review/JS/515.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/515.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
用setTimeout() 和 clearTimeout()设置和停止定时器
23. [示例](https://logicwang.github.io/Js-Review/JS/516.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/516.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
用setInterval() 和 clearInterval()设置和停止定时器
24. [示例](https://logicwang.github.io/Js-Review/JS/517.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/517.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
访问者的浏览器的详细
25. [示例](https://logicwang.github.io/Js-Review/JS/518.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/518.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
访问者的屏幕的详细
26. [示例](https://logicwang.github.io/Js-Review/JS/519.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/519.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
返回一个url的历史清单
27. [示例](https://logicwang.github.io/Js-Review/JS/520.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/520.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
创建一个后退按钮
28. [示例](https://logicwang.github.io/Js-Review/JS/521.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/521.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
创建一个前进按钮
29. [示例](https://logicwang.github.io/Js-Review/JS/522.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/522.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
从url的历史清单转到指定的url
30. [示例](https://logicwang.github.io/Js-Review/JS/523.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/523.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
返回主机名和当前url的端口号
31. [示例](https://logicwang.github.io/Js-Review/JS/524.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/524.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
返回当前页面的整个URL
32. [示例](https://logicwang.github.io/Js-Review/JS/525.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/525.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
返回当前url的路径名
33. [示例](https://logicwang.github.io/Js-Review/JS/526.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/526.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
返回当前URL的协议部分
34. [示例](https://logicwang.github.io/Js-Review/JS/527.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/527.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
加载个新文档
35. [示例](https://logicwang.github.io/Js-Review/JS/528.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/528.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
重新载入当前文档
36. [示例](https://logicwang.github.io/Js-Review/JS/529.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/529.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
替代当前文档
37. [示例](https://logicwang.github.io/Js-Review/JS/530.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/530.html)
[章节](https://www.runoob.com/js/js-ex-browser.html) |
跳出框架

#### 67.1 JavaScript 对象 实例
1. [示例](https://logicwang.github.io/Js-Review/JS/531.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/531.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
使用 document.write() 输出文本
2. [示例](https://logicwang.github.io/Js-Review/JS/532.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/532.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
使用 document.write() 输出 HTML
3. [示例](https://logicwang.github.io/Js-Review/JS/533.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/533.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中锚的数目
4. [示例](https://logicwang.github.io/Js-Review/JS/534.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/534.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中第一个锚的 innerHTML
5. [示例](https://logicwang.github.io/Js-Review/JS/535.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/535.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中表单的数目
6. [示例](https://logicwang.github.io/Js-Review/JS/536.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/536.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中第一个表单的名字
7. [示例](https://logicwang.github.io/Js-Review/JS/537.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/537.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中的图像数
8. [示例](https://logicwang.github.io/Js-Review/JS/538.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/538.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中第一个图像的ID
9. [示例](https://logicwang.github.io/Js-Review/JS/539.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/539.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中的链接数
10. [示例](https://logicwang.github.io/Js-Review/JS/540.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/540.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中的第一个链接的ID
11. [示例](https://logicwang.github.io/Js-Review/JS/541.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/541.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档中的所有cookies的名称/值对
12. [示例](https://logicwang.github.io/Js-Review/JS/542.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/542.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档的最后一次修改时间
13. [示例](https://logicwang.github.io/Js-Review/JS/543.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/543.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回加载的当前文档的URL
14. [示例](https://logicwang.github.io/Js-Review/JS/544.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/544.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档的标题
15. [示例](https://logicwang.github.io/Js-Review/JS/545.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/545.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回文档的完整的URL
16. [示例](https://logicwang.github.io/Js-Review/JS/546.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/546.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
打开输出流向流中输入文本
17. [示例](https://logicwang.github.io/Js-Review/JS/547.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/547.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
write()和writeln()的不同
18. [示例](https://logicwang.github.io/Js-Review/JS/548.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/548.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
用指定的ID弹出一个元素的innerHTML
19. [示例](https://logicwang.github.io/Js-Review/JS/549.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/549.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
用指定的Name弹出元素的数量
20. [示例](https://logicwang.github.io/Js-Review/JS/550.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/550.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
用指定的tagname弹出元素的数量
21. [示例](https://logicwang.github.io/Js-Review/JS/551.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/551.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回和设置链接的charset属性
22. [示例](https://logicwang.github.io/Js-Review/JS/552.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/552.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回和设置链接的href属性
23. [示例](https://logicwang.github.io/Js-Review/JS/553.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/553.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回和设置链接的hreflang属性
24. [示例](https://logicwang.github.io/Js-Review/JS/554.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/554.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个锚的名字
25. [示例](https://logicwang.github.io/Js-Review/JS/555.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/555.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回当前的文件和链接的文档之间的关系
26. [示例](https://logicwang.github.io/Js-Review/JS/556.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/556.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变链接的target属性
27. [示例](https://logicwang.github.io/Js-Review/JS/557.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/557.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个链接的type属性的值
28. [示例](https://logicwang.github.io/Js-Review/JS/558.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/558.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射某个区域的替代文字
29. [示例](https://logicwang.github.io/Js-Review/JS/559.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/559.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射某个区域的坐标
30. [示例](https://logicwang.github.io/Js-Review/JS/560.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/560.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个区域的href属性的锚部分
31. [示例](https://logicwang.github.io/Js-Review/JS/561.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/561.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回的主机名：图像映射的某个区域的端口
32. [示例](https://logicwang.github.io/Js-Review/JS/562.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/562.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的hostname
33. [示例](https://logicwang.github.io/Js-Review/JS/563.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/563.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的port
34. [示例](https://logicwang.github.io/Js-Review/JS/564.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/564.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的href
35. [示例](https://logicwang.github.io/Js-Review/JS/565.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/565.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的pathname
36. [示例](https://logicwang.github.io/Js-Review/JS/566.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/566.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的protocol
37. [示例](https://logicwang.github.io/Js-Review/JS/567.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/567.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个区域的href属性的querystring部分
38. [示例](https://logicwang.github.io/Js-Review/JS/568.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/568.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的shape
39. [示例](https://logicwang.github.io/Js-Review/JS/569.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/569.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回图像映射的某个区域的target的值
40. [示例](https://logicwang.github.io/Js-Review/JS/570.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/570.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回页面上所有相对URL的基URL
41. [示例](https://logicwang.github.io/Js-Review/JS/571.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/571.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回页面上所有相对链接的基链接
42. [示例](https://logicwang.github.io/Js-Review/JS/572.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/572.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
当点击完button不可用
43. [示例](https://logicwang.github.io/Js-Review/JS/573.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/573.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个button的name
44. [示例](https://logicwang.github.io/Js-Review/JS/574.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/574.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个button的type
45. [示例](https://logicwang.github.io/Js-Review/JS/575.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/575.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个button的value
46. [示例](https://logicwang.github.io/Js-Review/JS/576.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/576.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个button所属表的ID
47. [示例](https://logicwang.github.io/Js-Review/JS/577.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/577.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个表单中所有元素的value
48. [示例](https://logicwang.github.io/Js-Review/JS/578.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/578.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个表单action属性的值
49. [示例](https://logicwang.github.io/Js-Review/JS/579.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/579.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回表单中的enctype属性的值
50. [示例](https://logicwang.github.io/Js-Review/JS/580.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/580.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个表单中元素的数量
51. [示例](https://logicwang.github.io/Js-Review/JS/581.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/581.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回发送表单数据的方法
52. [示例](https://logicwang.github.io/Js-Review/JS/582.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/582.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个表单的name
53. [示例](https://logicwang.github.io/Js-Review/JS/583.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/583.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个表单target属性的值
54. [示例](https://logicwang.github.io/Js-Review/JS/584.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/584.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
重置表单
55. [示例](https://logicwang.github.io/Js-Review/JS/585.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/585.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
提交表单
56. [示例](https://logicwang.github.io/Js-Review/JS/586.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/586.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
对iframe排版
57. [示例](https://logicwang.github.io/Js-Review/JS/587.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/587.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变一个包含在iframe中的文档的背景颜色
58. [示例](https://logicwang.github.io/Js-Review/JS/588.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/588.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个iframe中的frameborder属性的值
59. [示例](https://logicwang.github.io/Js-Review/JS/589.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/589.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
删除iframe的frameborder
60. [示例](https://logicwang.github.io/Js-Review/JS/590.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/590.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变iframe的高度和宽度
61. [示例](https://logicwang.github.io/Js-Review/JS/591.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/591.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个iframe中的longdesc属性的值
62. [示例](https://logicwang.github.io/Js-Review/JS/592.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/592.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个iframe中的marginheight属性的值
63. [示例](https://logicwang.github.io/Js-Review/JS/593.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/593.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个iframe中的marginwidth属性的值
64. [示例](https://logicwang.github.io/Js-Review/JS/594.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/594.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个iframe中的name属性的值
65. [示例](https://logicwang.github.io/Js-Review/JS/595.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/595.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回和设置一个iframe中的scrolling属性的值
66. [示例](https://logicwang.github.io/Js-Review/JS/596.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/596.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变一个iframe的src
67. [示例](https://logicwang.github.io/Js-Review/JS/597.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/597.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
对image排版
68. [示例](https://logicwang.github.io/Js-Review/JS/598.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/598.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回image的替代文本
69. [示例](https://logicwang.github.io/Js-Review/JS/599.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/599.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变image的高度和宽度
70. [示例](https://logicwang.github.io/Js-Review/JS/600.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/600.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
设置image的hspace和vspace属性
71. [示例](https://logicwang.github.io/Js-Review/JS/601.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/601.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回image的longdesc属性的值
72. [示例](https://logicwang.github.io/Js-Review/JS/602.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/602.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
创建一个链接指向一个低分辨率的image
73. [示例](https://logicwang.github.io/Js-Review/JS/603.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/603.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回image的name
74. [示例](https://logicwang.github.io/Js-Review/JS/604.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/604.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变image的src
75. [示例](https://logicwang.github.io/Js-Review/JS/605.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/605.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
返回一个客户端图像映射的usemap的值
76. [示例](https://logicwang.github.io/Js-Review/JS/606.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/606.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
被按下的键盘键的keycode？
77. [示例](https://logicwang.github.io/Js-Review/JS/607.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/607.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
鼠标的坐标？
78. [示例](https://logicwang.github.io/Js-Review/JS/608.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/608.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
鼠标相对于屏幕的坐标？
79. [示例](https://logicwang.github.io/Js-Review/JS/609.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/609.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
shift键被按下了吗？
80. [示例](https://logicwang.github.io/Js-Review/JS/610.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/610.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
哪个事件发生了？
81. [示例](https://logicwang.github.io/Js-Review/JS/611.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/611.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
禁用和启用下拉列表
82. [示例](https://logicwang.github.io/Js-Review/JS/612.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/612.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
获得有下拉列表的表单的ID
83. [示例](https://logicwang.github.io/Js-Review/JS/613.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/613.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
将下拉列表变成多行列表
84. [示例](https://logicwang.github.io/Js-Review/JS/614.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/614.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
在下拉列表中选择多个选项
85. [示例](https://logicwang.github.io/Js-Review/JS/615.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/615.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
弹出下拉列表中被选中的选项
86. [示例](https://logicwang.github.io/Js-Review/JS/616.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/616.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
弹出下拉列表中被选中的选项的索引
87. [示例](https://logicwang.github.io/Js-Review/JS/617.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/617.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
删除下拉列表中的选项
88. [示例](https://logicwang.github.io/Js-Review/JS/618.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/618.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变表格边框的宽度
89. [示例](https://logicwang.github.io/Js-Review/JS/619.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/619.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变表格的cellpadding和cellspacing
90. [示例](https://logicwang.github.io/Js-Review/JS/620.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/620.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
指定表格的frame
91. [示例](https://logicwang.github.io/Js-Review/JS/621.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/621.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
为表格指定规则
92. [示例](https://logicwang.github.io/Js-Review/JS/622.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/622.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
一个行的innerHTML
93. [示例](https://logicwang.github.io/Js-Review/JS/623.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/623.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
一个单元格的innerHTML
94. [示例](https://logicwang.github.io/Js-Review/JS/624.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/624.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
为表格创建一个标题
95. [示例](https://logicwang.github.io/Js-Review/JS/625.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/625.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
删除表格中的行
96. [示例](https://logicwang.github.io/Js-Review/JS/626.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/626.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
添加表格中的行
97. [示例](https://logicwang.github.io/Js-Review/JS/627.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/627.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
添加表格行中的单元格
98. [示例](https://logicwang.github.io/Js-Review/JS/628.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/628.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
单元格内容水平对齐
99. [示例](https://logicwang.github.io/Js-Review/JS/629.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/629.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
单元格内容垂直对齐
100. [示例](https://logicwang.github.io/Js-Review/JS/630.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/630.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
对单个单元格的内容水平对齐
101. [示例](https://logicwang.github.io/Js-Review/JS/631.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/631.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
对单个单元格的内容垂直对齐
102. [示例](https://logicwang.github.io/Js-Review/JS/632.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/632.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变单元格的内容
103. [示例](https://logicwang.github.io/Js-Review/JS/633.html)
[代码](https://github.com/logicwang/Js-Review/blob/master/JS/633.html)
[章节](https://www.runoob.com/js/js-ex-dom.html) |
改变行的内容