<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>简单实例</title> </head> <body> <h1>h1标签</h1> <h2>h2标签</h2> <h3>h3标签</h3> <p>p标签</p> <div>div标签 </div> <span>span标签</span> <strong>strong标签</strong> <input type="text" value="input标签" /> <textarea>textarea标签</textarea> <input type="button" value="提交" /> <ul> <li>1</li> <li>2</li> <li>3</li> <li>4</li> </ul> </body> </html>