js中innerHTML、innerText、outerHTML的用法与区别

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK" />
<title>测试 innerHTML innerText outerHTML</title>
</head>
<body>


<div id="test">
<span style="color:red">测试1</span> 测试2
</div>

<a href="javascript:alert(document.getElementById('test').innerHTML)">innerHTML内容</a>
<a href="javascript:alert(test.innerText)">innerHTML内容</a>
<a href="javascript:alert(document.getElementById('test').innerHTML.replace(/<.+?>/gim,''))">innerHTML内容正则表达式</a>
<a href="javascript:alert(test.outerHTML)">outerHTML内容</a>

</body>
</html>

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