这是jsp的
<%
Book book = request.getAttribute("book");
for(Student student:book.getStudents()){
%>
<tr>
<td><a href="QueryStudentBySno?sno=<%= student.getSno()%>"><%= student.getSno()%></a></td>
<td><%= student.getSname()%></td>
<td><%= student.getSage()%></td>
<td><a href="DeleteStudentServlet?sno=<%= student.getSno()%>">删除</a></td>
</tr>
<%
}
%>
book.setStudents(students);
request.setAttribute("book", book);
request.getRequestDispatcher("index.jsp").forward(request, response);