控制器
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using MVCDemo.Models;
namespace MVCDemo.Controllers
{
public class StrongController : Controller
{
NorthwindDBDataContext dc = new NorthwindDBDataContext();
//
// GET: /Strong/
public ActionResult Index()
{
ViewData.Model = dc.Users.AsEnumerable(); //显示数据页
return View();
}
[HttpGet] //这里有重载，可能会不知道用那个方法 get方法
public ActionResult Create()
{
return View(); //跳到添加页面做添加
}
[HttpPost]
public ActionResult Create(Users user)
{
dc.Users.InsertOnSubmit(user);
dc.SubmitChanges();
return RedirectToAction("Index"); //添加成功，跳到显示页
}
public ActionResult Delete(int? id)
{
dc.Users.DeleteOnSubmit(dc.Users.Where(x => x.ID == id).First()); //找到你需要删除的用户
dc.SubmitChanges();
return RedirectToAction("Index");
}
[HttpGet]
public ActionResult Update(int? id)
{
ViewData.Model = dc.Users.Where(x => x.ID == id).First(); //找到需要更新的用户信息
return View(); //在更新页上显示数据
}
[HttpPost]
public ActionResult Update(Users user)
{
var result= dc.Users.Where(x => x.ID == user.ID); //找到需要更新的用户
foreach (var item in result) //进行更新
{
item.UserName = user.UserName;
item.UserPwd=user.UserPwd;
item.Sex = user.Sex;
}
dc.SubmitChanges();
return RedirectToAction("Index");
}
}
}
显示数据页
<%@ Page Language="C#" Inherits="System.Web.Mvc.ViewPage<IEnumerable<MVCDemo.Models.Users>>" %>
<%-- 确定为用户集的类型 --%>
<!DOCTYPE html>
<html>
<head runat="server">
<meta name="viewport" content="width=device-width" />
<title>Index</title>
<style>
table {
background-color: red;
}
table tr {
background-color: white;
}
</style>
</head>
<body>
<div>
<table>
<tr>
<th>ID</th>
<th>Name</th>
<th>Pwd</th>
<th>Sex</th>
<th>更新</th>
<th>删除</th>
</tr>
<% foreach (var item in Model)
{
%>
<tr>
<td><%= item.ID %></td>
<td><%= item.UserName %></td>
<td><%= item.UserPwd %></td>
<td><%= item.Sex %></td>
<td><%= Html.ActionLink("更新", "Update", new { id = item.ID })%></td>
<td><%= Html.ActionLink("删除", "Delete", new { id = item.ID })%></td>
</tr>
<%
} %>
</table>
</div>
<%= Html.ActionLink("添加","Create") %>
</body>
</html>
添加
<%@ Page Language="C#" Inherits="System.Web.Mvc.ViewPage<MVCDemo.Models.Users>" %>
<!DOCTYPE html>
<html>
<head runat="server">
<meta name="viewport" content="width=device-width" />
<title>Create</title>
</head>
<body>
<script src="<%: Url.Content("~/Scripts/jquery-1.8.2.min.js") %>"></script>
<script src="<%: Url.Content("~/Scripts/jquery.validate.min.js") %>"></script>
<script src="<%: Url.Content("~/Scripts/jquery.validate.unobtrusive.min.js") %>"></script>
<% using (Html.BeginForm("Create","Strong","FormMethod=post")) { %> <%--确定表单的传值方式和提交后要去的方法--%>
<%: Html.AntiForgeryToken() %>
<%: Html.ValidationSummary(true) %>
<fieldset>
<legend>Users</legend>
<div class="editor-label">
<%: Html.LabelFor(model => model.UserName) %>
</div>
<div class="editor-field">
<%: Html.EditorFor(model => model.UserName) %> //EditorFor可以根据数据库的类型来限制输入的类型
<%: Html.ValidationMessageFor(model => model.UserName) %>
</div>
<div class="editor-label">
<%: Html.LabelFor(model => model.UserPwd) %>
</div>
<div class="editor-field">
<%: Html.EditorFor(model => model.UserPwd) %>
<%: Html.ValidationMessageFor(model => model.UserPwd) %>
</div>
<div class="editor-label">
<%: Html.LabelFor(model => model.Sex) %>
</div>
<div class="editor-field">
<%: Html.EditorFor(model => model.Sex) %> 男
<%: Html.ValidationMessageFor(model => model.Sex) %>
</div>
<p>
<input type="submit" value="Create" />
</p>
</fieldset>
<% } %>
<div>
<%: Html.ActionLink("Back to List", "Index") %>
</div>
</body>
</html>
更新
<%@ Page Language="C#" Inherits="System.Web.Mvc.ViewPage<MVCDemo.Models.Users>" %>
<!DOCTYPE html>
<html>
<head runat="server">
<meta name="viewport" content="width=device-width" />
<title>Update</title>
</head>
<body>
<script src="<%: Url.Content("~/Scripts/jquery-1.8.2.min.js") %>"></script>
<script src="<%: Url.Content("~/Scripts/jquery.validate.min.js") %>"></script>
<script src="<%: Url.Content("~/Scripts/jquery.validate.unobtrusive.min.js") %>"></script>
<% using (Html.BeginForm("Update", "Strong", "FormMethod=post"))
{ %>
<fieldset>
<legend>Users</legend>
<%: Html.HiddenFor(model => model.ID) %>
<div class="editor-label">
<%: Html.LabelFor(model => model.UserName) %>
</div>
<div class="editor-field">
<%: Html.EditorFor(model => model.UserName) %>
<%: Html.ValidationMessageFor(model => model.UserName) %>
</div>
<div class="editor-label">
<%: Html.LabelFor(model => model.UserPwd) %>
</div>
<div class="editor-field">
<%: Html.EditorFor(model => model.UserPwd) %>
<%: Html.ValidationMessageFor(model => model.UserPwd) %>
</div>
<div class="editor-label">
<%: Html.LabelFor(model => model.Sex) %>
</div>
<div class="editor-field">
<%: Html.EditorFor(model => model.Sex) %>
<%: Html.ValidationMessageFor(model => model.Sex) %>
</div>
<p>
<input type="submit" value="Save" />
</p>
</fieldset>
<% } %>
<div>
<%: Html.ActionLink("Back to List", "Index") %>
</div>
</body>
</html>
时间： 2025-01-05 08:56:58