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<html lang="en"><head> <meta charset="UTF-8"> <title>新增表单的小结</title></head><body><!-- <form action="" id="myform"> <input type="text" name="xuehao" pattern="[0-9]{4}"> <input type="submit"></form> --><form action=""> <details> <summary>调查列表</summary> <ul> <li>列表元素</li> <li>列表元素</li> <li>列表元素</li> <li>列表元素</li> <li>列表元素</li> </ul> </details></form></body></html>