javascript中html dom改变html
- html>
- <html>
- <head>
- <meta charset="utf-8">
- <title>实例title>
- head>
- <body>
-
- <script>
- document.write(Date());
- script>
-
- body>
- html>
语法:
document.getElementById(id).innerHTML=新的 HTML
实例:
- html>
- <html>
- <head>
- <meta charset="utf-8">
- <title>实例title>
- head>
- <body>
-
- <p id="p1">Hello World!p>
- <script>
- document.getElementById("p1").innerHTML="新文本!";
- script>
- <p>以上段落通过脚本修改文本。p>
-
- body>
- html>
实例:
- DOCTYPE html>
- <html>
- <head>
- <meta charset="utf-8">
- <title>实例title>
- head>
- <body>
-
- <h1 id="header">旧标题h1>
- <script>
- var element=document.getElementById("header");
- element.innerHTML="新标题";
- script>
- <p>"旧标题" 被 "新标题" 取代。p>
-
- body>
- html>
语法:
document.getElementById(id).attribute=新属性值
实例:
- DOCTYPE html>
实例 -

- document.getElementById("image").src="landscape.jpg";
原图片为 smiley.gif,脚本将图片修改为 landscape.jpg
-
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