问题
on clicking search,nothing happenI am trying to filter the detail with date property in asp.net mvc 5 code first. but it's not working. i have only create a model class from which code first generate a controller and view for it. now i want to filter the detail on the index page with respect to date. here is the code i am using.
Model Class:-
public class Meeting
{
public int MeetingID { get; set; }
public String Name { get; set; }
public String designation { get; set; }
[Display(Name = "9:00 - 10:00")]
public String NineToTen { get; set; }
[Display(Name = "10:00 - 11:00")]
public String TenToEleven { get; set; }
[Display(Name = "11:00 - 12:00")]
public String ElevenToTwelve { get; set; }
[Display(Name = "12:00 - 1:00")]
public String TwelveToOne { get; set; }
[Display(Name = "1:00 - 2:00")]
public String OneToTwo { get; set; }
[Display(Name = "2:00 - 3:00")]
public String TwoToThree { get; set; }
[Display(Name = "3:00 - 4:00")]
public String ThreeToFour { get; set; }
[Required(ErrorMessage = "Please Enter the Date")]
[DataType(DataType.Date)]
[DisplayFormat(DataFormatString = "{0:yyyy-MM-dd}", ApplyFormatInEditMode = false)]
[Display(Name = "Meeting Date")]
public DateTime Date { get; set; }
}
Controller:-
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Entity;
using System.Linq;
using System.Net;
using System.Web;
using System.Web.Mvc;
using MSS.Models;
namespace MSS.Controllers
{
public class MeetingController : Controller
{
private OurDbContext db = new OurDbContext();
// GET: /Meeting/
public ActionResult Index(DateTime? fromDate, DateTime? toDate)
{
if (!fromDate.HasValue) fromDate = DateTime.Now.Date;
if (!toDate.HasValue) toDate = fromDate.GetValueOrDefault(DateTime.Now.Date).Date.AddDays(1);
if (toDate < fromDate) toDate = fromDate.GetValueOrDefault(DateTime.Now.Date).Date.AddDays(1);
ViewBag.fromDate = fromDate;
ViewBag.toDate = toDate;
var Meeting = db.meeting.Where(c => c.Date >= fromDate && c.Date < toDate).ToList();
return View(Meeting);
}
// GET: /Meeting/Details/5
public ActionResult Details(int? id)
{
if (id == null)
{
return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
}
Meeting meeting = db.meeting.Find(id);
if (meeting == null)
{
return HttpNotFound();
}
return View(meeting);
}
// GET: /Meeting/Create
public ActionResult Create()
{
return View(new Meeting { Name = User.Identity.Name });
}
// POST: /Meeting/Create
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see http://go.microsoft.com/fwlink/?LinkId=317598.
[HttpPost]
[ValidateAntiForgeryToken]
public ActionResult Create([Bind(Include="MeetingID,Name,designation,NineToTen,TenToEleven,ElevenToTwelve,TwelveToOne,OneToTwo,TwoToThree,ThreeToFour,Date")] Meeting meeting)
{
if (ModelState.IsValid)
{
db.meeting.Add(meeting);
db.SaveChanges();
return RedirectToAction("Index");
}
return View(meeting);
}
// GET: /Meeting/Edit/5
public ActionResult Edit(int? id)
{
if (id == null)
{
return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
}
Meeting meeting = db.meeting.Find(id);
if (meeting == null)
{
return HttpNotFound();
}
return View(meeting);
}
// POST: /Meeting/Edit/5
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see http://go.microsoft.com/fwlink/?LinkId=317598.
[HttpPost]
[ValidateAntiForgeryToken]
public ActionResult Edit([Bind(Include="MeetingID,Name,designation,NineToTen,TenToEleven,ElevenToTwelve,TwelveToOne,OneToTwo,TwoToThree,ThreeToFour,Date")] Meeting meeting)
{
if (ModelState.IsValid)
{
db.Entry(meeting).State = EntityState.Modified;
db.SaveChanges();
return RedirectToAction("Index");
}
return View(meeting);
}
// GET: /Meeting/Delete/5
public ActionResult Delete(int? id)
{
if (id == null)
{
return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
}
Meeting meeting = db.meeting.Find(id);
if (meeting == null)
{
return HttpNotFound();
}
return View(meeting);
}
// POST: /Meeting/Delete/5
[HttpPost, ActionName("Delete")]
[ValidateAntiForgeryToken]
public ActionResult DeleteConfirmed(int id)
{
Meeting meeting = db.meeting.Find(id);
db.meeting.Remove(meeting);
db.SaveChanges();
return RedirectToAction("Index");
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
db.Dispose();
}
base.Dispose(disposing);
}
}
}
View:-
@model IEnumerable<MSS.Models.Meeting>
@{
ViewBag.Title = "Index";
}
<h2>Index</h2>
<p>
@Html.ActionLink("Create New", "Create")
</p>
@{
var fromDate = (DateTime)ViewBag.fromDate;
var toDate = (DateTime)ViewBag.toDate;
}
@using (Html.BeginForm("Index", "Meeting", FormMethod.Get))
{
<div>
From Date: @Html.TextBox("fromDate", string.Format("{0:dd MMM yyy}", fromDate), new { @class = "datefield", type = "date" })
To Date: @Html.TextBox("toDate", string.Format("{0:dd MMM yyy}", fromDate), new { @class = "datefield", type = "date" })
<input type="submit" value="Search" />
</div>
}
<table class="table">
<tr>
<th>
@Html.DisplayNameFor(model => model.Name)
</th>
<th>
@Html.DisplayNameFor(model => model.designation)
</th>
<th>
@Html.DisplayNameFor(model => model.NineToTen)
</th>
<th>
@Html.DisplayNameFor(model => model.TenToEleven)
</th>
<th>
@Html.DisplayNameFor(model => model.ElevenToTwelve)
</th>
<th>
@Html.DisplayNameFor(model => model.TwelveToOne)
</th>
<th>
@Html.DisplayNameFor(model => model.OneToTwo)
</th>
<th>
@Html.DisplayNameFor(model => model.TwoToThree)
</th>
<th>
@Html.DisplayNameFor(model => model.ThreeToFour)
</th>
<th>
@Html.DisplayNameFor(model => model.Date)
</th>
<th></th>
</tr>
@foreach (var item in Model) {
<tr>
<td>
@Html.DisplayFor(modelItem => item.Name)
</td>
<td>
@Html.DisplayFor(modelItem => item.designation)
</td>
<td>
@Html.DisplayFor(modelItem => item.NineToTen)
</td>
<td>
@Html.DisplayFor(modelItem => item.TenToEleven)
</td>
<td>
@Html.DisplayFor(modelItem => item.ElevenToTwelve)
</td>
<td>
@Html.DisplayFor(modelItem => item.TwelveToOne)
</td>
<td>
@Html.DisplayFor(modelItem => item.OneToTwo)
</td>
<td>
@Html.DisplayFor(modelItem => item.TwoToThree)
</td>
<td>
@Html.DisplayFor(modelItem => item.ThreeToFour)
</td>
<td>
@Html.DisplayFor(modelItem => item.Date)
</td>
<td>
@Html.ActionLink("Edit", "Edit", new { id=item.MeetingID }) |
@Html.ActionLink("Details", "Details", new { id=item.MeetingID }) |
@Html.ActionLink("Delete", "Delete", new { id=item.MeetingID })
</td>
</tr>
}
回答1:
You are returning the complete dataset instead of returning the filtered data. You might wanna try the below line -
return View(Meeting);
来源：https://stackoverflow.com/questions/39785736/search-date-from-the-detail-asp-net-mvc-5