<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
</head>
<body>
<style>
</style>
<div>这是AJAX获得的和简单内容</div>
<button>AJAX获取内容</button>
<script>
$(function() {
$('button').click(function() {
$('div').load('/1.txt #p1');
})
})
</script>
</body>
</html>
1.txt 内容如下:
<h2>jQuery and AJAX is FUN!!!</h2>
<p id="p1">This is some text in a paragraph.</p>
$('div').load('/1.txt #p1');
传的CLASS id 如上!!!!!