摘要：
//创建Servlet @WebServlet("/DownServlet") //注解public class DownServlet extends HttpServlet { private static final long serialVersionUID = 1L;public Down 阅读全文
摘要：
<body><form action=" " method="post"> <table border="1"> <tr> <td>学生编号</td><td><input type="text" name="id"></td> </tr> <tr> <td>学生姓名</td><td><input t 阅读全文