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13.DOM和节点
阅读量:534 次
发布时间:2019-03-08

本文共 618 字,大约阅读时间需要 2 分钟。

文章目录

DOM

DOM全程:Document Object Model(文档对象模型)

let person = {   	name : '张三',	say : function(){   	}}

在js中,对象分为三种:

(1)用户定义的对象
(2)内建对象Array Date Math
(3)宿主对象

通常,我们把DOM看成一棵家谱树。例如以下代码:

    

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  • JavaScript
  • HTML5
  • SpringCloud

这里的家谱树就是:

body的孩子是:h1,p,ul。
然后ul还有孩子是:li、li、li。

节点

节点类型:1.元素节点(element node)2.属性节点( attribute node)3.文本节点( text node)

本网页由JS写成,期待您对其进行学习

对于上面的句子,p是元素节点,title是属性节点,本网页由JS。。。。是文本节点

获取节点的方式

这里直接贴代码:

    
节点

你想学习什么编程语言?

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  • JavaScript
  • HTML5
  • SpringCloud

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