<script>functionreplaceImages() {let images= document.body.getElementsByTagName("img");//image的长度内容都是随着document动态变化的for(let i = images.length - 1; i >= 0; i--) {//所以才要从最后一个元素开始替换,这样移除元素//的时候才不会影响到访问其余兄弟元素的下标值let image =images[i...
Practice: JavaScript and the Document Object ModelKris Hadlock
JavaScript DOM NodesIn this tutorial you will learn the concept of Document Object Model, or DOM.Understanding the Document Object ModelThe Document Object Model, or DOM for short, is a platform and language independent model to represent the HTML or XML documents. It defines the logical ...
html被解析为一种叫文档对象模型(Document Object Model)的东西,浏览器就是依据它来进行页面渲染的。全局绑定document是我们访问这些文档对象的入口,它的documentElement属性指向html标签所对应的对象,还有head和body属性,分别指向各种对应的对象。DOM是一种树形结构,document.documentElement即是根节点。再比如说document.body...
One of the most powerful aspects of jQuery is its ability to make selecting elements in the DOM easy. The Document Object Model serves as the interface between JavaScript and a web page; it provides a representation of the source HTML as a network of objects rather than as plain text. ...
The Document Object Model (DOM) is an interface that gives scripting languages, like JavaScript, access to a web page’s structure and content. You can learn more about the DOM and how it represents HTML in our guideIntroduction to the DOM. ...
DOM stands for Document Object Model, a representation of an HTML document in nodes and objects. Browsers expose an API that you can use to interact with the DOM. This is how modern JavaScript frameworks work - they use the DOM API to tell the browser what to display on the page...
In this introductory article, you learn about the concept of the DOM, and how it’s used to access Web page elements from within JavaScript. The DOM concept From a JavaScript perspective, the Document Object Model uses JavaScript objects to represent the various parts that make up a Web page...
Thoughts, musings and trivia vaguely related to JavaScript... it's the DOM blog. Learn all about DOM Scripting in dead-tree format... it's the DOM book. Meet the person responsible for all this... it's me, Jeremy Keith.
If you talk to several different Web developers, each will probably see the JavaScript object model differently. To make it easiest, I'm going to split the JavaScript object model into two separate entities. One is the DOM, or Document Object Model, and the other is "everything else." ...