JavaScript 스크립트를 사용하여 JSP에서 테이블 정보를 수정하는 방법

<table>
    <thead>
        <tr>
            <th>用户名</th>
            <th>邮箱</th>
            <th>电话号码</th>
            <th>操作</th>
        </tr>
    </thead>
    <tbody>
        <%
            //从数据库中获取表格数据
            List<User> userList = userService.getAllUser();
            for(User user:userList){
        %>
        <tr>
            <td><%=user.getName()%></td>
            <td><%=user.getEmail()%></td>
            <td><%=user.getPhone()%></td>
            <td>
                <button onclick="editUser(<%=user.getId()%>)">编辑</button>
                <button onclick="deleteUser(<%=user.getId()%>)">删除</button>
            </td>
        </tr>
        <%}%>
    </tbody>
</table>

function editUser(userId){
    //获取该行表格的数据
    var tr = document.getElementById(userId).parentNode.parentNode;
    var name = tr.childNodes[0].textContent;
    var email = tr.childNodes[1].textContent;
    var phone = tr.childNodes[2].textContent;

    //将该行表格的数据填充到弹出的编辑表单中
    document.getElementById("edit-user-id").value = userId;
    document.getElementById("edit-user-name").value = name;
    document.getElementById("edit-user-email").value = email;
    document.getElementById("edit-user-phone").value = phone;

    //显示编辑表单
    document.getElementById("edit-user-form").style.display = "block";
}

function deleteUser(userId){
    if(confirm("确认要删除该用户吗？")){
        //向后台发送删除请求
        window.location.href = "deleteUser.jsp?id=" + userId;
    }
}

<%
    int userId = Integer.parseInt(request.getParameter("userId"));
    String name = request.getParameter("name");
    String email = request.getParameter("email");
    String phone = request.getParameter("phone");

    userService.updateUser(userId, name, email, phone);

    //跳转回原来的页面
    response.sendRedirect("userList.jsp");
%>