《1》
控制器
<pre class="csharp" name="code">using System;
using System.Collections.Generic;
using System.Data.Entity.Infrastructure;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Script.Serialization;
namespace MvcTest.Controllers
{
public class TestController : Controller
{
salesEntities db = new salesEntities();
public ActionResult Index()
{
//展示数据
var query3 = (from a in db.T_User
select a).OrderBy(r => r.Id).Take(20);
return View(query3);
}
//Ajax请求的数据 （做分页的）
public JsonResult Paging(int pageIndex) //用户传递一个当前页码过来
{
var query = ((from a in db.T_User //根据当前页来查询数据
where a.Id > pageIndex * 5
select a).Take(5)).ToList();
JsonResult json = new JsonResult();
json.JsonRequestBehavior = JsonRequestBehavior.AllowGet; //允许来自客户端的HTTP GET请求
json.Data = new
{
result = query
};
return json; //返回一个Json数据
}
//--------------------------------------------------------------
//--------------------------------------增
[HttpGet]
public ActionResult Add()
{
return View();
}
[HttpPost]
public ActionResult Add(T_User u)
{
db.Entry(u).State = System.Data.EntityState.Added;
db.SaveChanges();
return RedirectToAction("Index");
}
//--------------------------------------删
[HttpGet]
public ActionResult Del(int Id)
{
T_User u = db.T_User.SingleOrDefault(r => r.Id == Id);
return View(u);
}
[HttpPost]
public ActionResult Del(T_User u)
{
T_User uu = db.T_User.SingleOrDefault(r => r.Id == u.Id);
db.Entry(uu).State = System.Data.EntityState.Deleted;
db.SaveChanges();
return RedirectToAction("Index");
}
//--------------------------------------改
public ActionResult Edit(int Id)
{
T_User u = db.T_User.SingleOrDefault(r => r.Id == Id);
return View();
}
[HttpPost]
public ActionResult Edit(T_User u)
{
db.Entry(u).State = System.Data.EntityState.Modified;
db.SaveChanges();
return RedirectToAction("Index");
}
}
}
Index视图
@model IEnumerable<MvcTest.T_User>
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<Meta name="viewport" content="width=device-width" />
<title>Index</title>
<script src="~/Scripts/jquery-1.8.2.js"></script>
</head>
<body>
@*<div>@RenderPage("~/Views/Test/GGGGG.cshtml")</div>*@
<table id="t1">
@*@foreach (var i in Model)
{
<tr><td>@i.Id</td><td>@i.UserName</td><td>@i.Password</td><td>@i.Errors</td><td>@i.Session</td><td><a href="/Test/Del/@i.Id">删</a> @Html.ActionLink("添","Add")
@Html.ActionLink("改","Edit",new { id=@i.Id})</td></tr>
}*@
</table>
</body>
</html>
<script type="text/javascript">
$(function () {
$.get("/Test/Paging",{ "pageIndex": 1 },function (data) {
var jsonData = data.result;
$.each(jsonData,function (key,val) {
var strTb = "<tr><td>" + val.Id + "</td><td>" + val.UserName + "</td><td>" + val.Password + "</td><td>" + val.Errors + "</td><td>" + val.Session + "</td></td><td><a href='/Test/Add'>添</a><td><a href=/Test/Del/" + val.Id + ">删</a></td><td><a href=/Test/Edit/" + val.Id + ">改</a></td></tr>";
$("#t1").append(strTb);
})
})
})
</script> 原文链接：https://www.f2er.com/ajax/163483.html