如何将HTML表数据从视图传递到控制器MVC [英] How to pass HTML table data from view to controller MVC

问题描述

如何将HTML表从视图发送到控制器。我是MVC的初学者。我有视图中的表格，我在视图中显示我的数据。现在我必须在按钮单击时将这些数据以HTML文件形式发送给控制器，但我的HttpPost方法似乎没有获取数据。请帮我纠正。



我尝试了什么：



MyView .cshtml

How to send HTML table from view to controller. I am beginner in MVC. i have table in view where i am displaying my data at the View. now i have to send this data in HTML file to controller when button Click but my HttpPost method seems not getting data. Please help me correct.

What I have tried:

MyView.cshtml

@using MyTest.Models

@model IEnumerable<StudentInfo>
 
@{
    ViewBag.Title = "MyView";
}
 
<h2>MyView</h2>
 
    <div style="background-color:blue; height:500px; id="aa">
        @using (Html.BeginForm("AddNew", "Home"))
        {
            <input type="submit" value="submit" id="btnsubmit" />
            <table style="width:100%;">
                <tr>
                    <th>ID.</th>
                    <th>Name</th>
                </tr>
                @if (Model != null )
                {
                foreach (StudentInfo SInfo in Model)
                {
                    <tr>
                        <td style="width:5%">@SInfo.ID</td>
                        <td style="width: 82%">@SInfo.Name</td>
                        <td style="width:5%"><input type="button" value="Delete" /></td>
                    </tr>
                    <tr style="border:solid; height:0%;" />
                }
                }
            </table>
        }
    </div>

------------------- ----------------------------------------

型号 - - > StudentInfo.cs

-----------------------------------------------------------
Model--> StudentInfo.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
 
namespace MyTest.Models
{
    public class BookInfo
    {
        public int ID { get; set; }
        public string Name { get; set; }
    }
}

---------------- -----------------------------

Controller - > HomeController.cs

---------------------------------------------
Controller--> HomeController.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using MyTest.Models;

 
namespace MyTest.Controllers
{
 
    public class HomeController : Controller
    {
        
        public ActionResult Myview()
        {
            return View("Myview");
        }
        
        public ActionResult clickevent(string btnsave)
        {
            //return RedirectToAction("Index");
            //return this.SelectItem();
            return this.secondpg();
        }
        
        public ActionResult Myview()
        {
            List<StudentInfo> StuInfo = new <StudentInfo>();
            StudentInfo SInfo = new StudentInfo();
            
            SInfo.ID=1;
            SInfo.Name="Christ";
            StuInfo.Add(SInfo);
            
            SInfo = new StudentInfo();
            SInfo.ID=2;
            SInfo.Name="Steven";
            StuInfo.Add(SInfo);

         
 
            return View("MyView", StuInfo);
        }
 
        [HttpPost] // Why StuInfo Result is Null Value? I can't get the data back from View Table..
        public ActionResult Myview(IEnumerable<MyTest.Models.StudentInfo> StuInfo)
        {
            // The StudentInfo result is always... Why?

            List<StudentInfo> Newdata = StuInfo;
            
             // Additional record added.
             StudentInfo SS = new StudentInfo();
             SS.ID=3;
             SS.Name="Michael";
             Newdata.Add(SS);
            
            return PartialView("Myview", Newdata);
        }
 
    }
}

推荐答案

你需要有一些控件来张贴他们。所以，在循环中添加控件。



参考 - asp.net mvc - 将表值从视图传递到控制器MVC - 堆栈溢出 [ ^ ]

You need to have some controls to post them. So, add controls inside the loop.

Refer - asp.net mvc - Pass Table Value from View to Controller MVC - Stack Overflow[^]

将动态添加的HTML表记录列表传递给ASP.NET MVC中的控制器 [ ^ ]

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