JSP中怎么使用JavaScript脚本修改表格的信息

 <% //从数据库中获取表格数据 List userList = userService.getAllUser(); for(User user:userList){ %>  <%}%> 
 
 
 
用户名
 
邮箱
 
电话号码
 
操作
 
 
 
 
<%=user.getName()%>
 
<%=user.getEmail()%>
 
<%=user.getPhone()%>
 
 编辑 删除 
 
 

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"); %>