HTML 标题
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>滴答编程(dida100.com)</title> </head> <body> <h1>这是标题 1</h1> <h2>这是标题 2</h2> <h3>这是标题 3</h3> <h4>这是标题 4</h4> <h5>这是标题 5</h5> <h6>这是标题 6</h6> </body> </html>
尝试一下
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