高手教程在线编辑器

AI 编程工具
<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>高手教程(study.p2hp.com)</title> 
</head>
<body>

<h1 align="center">这是标题 1</h1>
<h2 align="left">这是标题 2</h2>
<h3 align="right">这是标题 3</h3>
<h4 align="justify">这是标题 4</h4>

</body>
</html>
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<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>高手教程(study.p2hp.com)</title> 
</head>
<body>
​
<h1 align="center">这是标题 1</h1>
<h2 align="left">这是标题 2</h2>
<h3 align="right">这是标题 3</h3>
<h4 align="justify">这是标题 4</h4>
​
</body>
</html>