CastFromSelectItemListToSelectList | C# Online Compiler

CastFromSelectItemListToSelectList by Shyju K

using System;
using System.ComponentModel.DataAnnotations;

namespace HelloWorldMvcApp
{
	public class SampleViewModel
	{
		[Required]
		[MinLength(10)]
		[MaxLength(100)]
		[Display(Name = "Ask Magic 8 Ball any question:")]
		public string Question { get; set; }

		//See here for list of answers
		public string Answer { get; set; }
	}
}

Model

​x
 
using System;
using System.ComponentModel.DataAnnotations;
​
namespace HelloWorldMvcApp
{
    public class SampleViewModel
    {
        [Required]
        [MinLength(10)]
        [MaxLength(100)]
        [Display(Name = "Ask Magic 8 Ball any question:")]
        public string Question { get; set; }
​
        //See here for list of answers
        public string Answer { get; set; }
    }
}

@model HelloWorldMvcApp.SampleViewModel
@{
	Layout = null;
}

<!DOCTYPE html>
<!-- template from http://getbootstrap.com/getting-started -->

<html lang="en">
	<head>
		<meta charset="utf-8">
		<meta http-equiv="X-UA-Compatible" content="IE=edge">
		<meta name="viewport" content="width=device-width, initial-scale=1">
		<title>Bootstrap 101 Template</title>

		<!-- CSS Includes -->
		<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
		
		<style type="text/css">

			.field-validation-error {
				color: #ff0000;
			}

		</style>
	</head>
	
	<body>
		<div class="container">
			<div class="col-md-6 col-md-offset-3">
				<h1>Hello Stranger</h1>
	
				@Html.DropDownList("Status", ViewData["Status"] as SelectList)
				<br/><br/>
				<div class="alert alert-warning fade">
					<img src="http://entechprod.blob.core.windows.net/dotnetfiddle/morpheus.jpg" style="max-width:100%;"/><br/><br/>
					<strong><span class="alert-content"></span></strong>
				</div>
			</div>
		</div>

	</body>
</html>

View

 
@model HelloWorldMvcApp.SampleViewModel
@{
    Layout = null;
}
​
<!DOCTYPE html>
<!-- template from http://getbootstrap.com/getting-started -->
​
<html lang="en">
    <head>
        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>Bootstrap 101 Template</title>
​
        <!-- CSS Includes -->
        <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
        
        <style type="text/css">
​
            .field-validation-error {
                color: #ff0000;
            }
​
        </style>
    </head>
    
    <body>
        <div class="container">
            <div class="col-md-6 col-md-offset-3">
                <h1>Hello Stranger</h1>
    
                @Html.DropDownList("Status", ViewData["Status"] as SelectList)
                <br/><br/>
                <div class="alert alert-warning fade">
                    <img src="http://entechprod.blob.core.windows.net/dotnetfiddle/morpheus.jpg" style="max-width:100%;"/><br/><br/>
                    <strong><span class="alert-content"></span></strong>
                </div>
            </div>
        </div>
​
    </body>
</html>
​

using System;
using System.Web.Mvc;
using System.Collections.Generic;

namespace HelloWorldMvcApp
{
	public class HomeController : Controller
	{
		[HttpGet]
		public ActionResult Index()
		{
			 List<SelectListItem> Status = new List<SelectListItem>();

   Status.Add(new SelectListItem { Text = "Open", Value = "1" });
   Status.Add(new SelectListItem { Text = "Closed", Value = "2" });
   Status.Add(new SelectListItem { Text = "Delete", Value = "3" });

   ViewData["Status"] = Status;
			
			return View(new SampleViewModel());
		}


		[HttpPost]
		public JsonResult GetAnswer(string question)
		{				
			int index = _rnd.Next(_db.Count);
			var answer = _db[index];
			return Json(answer);
		}

		private static Random _rnd = new Random();
		
		private static List<string> _db = new List<string> { "Yes", "No", "Definitely, yes", "I don't know", "Looks like, yes"} ;
	}
}

Controller

 
using System;
using System.Web.Mvc;
using System.Collections.Generic;
​
namespace HelloWorldMvcApp
{
    public class HomeController : Controller
    {
        [HttpGet]
        public ActionResult Index()
        {
             List<SelectListItem> Status = new List<SelectListItem>();
​
   Status.Add(new SelectListItem { Text = "Open", Value = "1" });
   Status.Add(new SelectListItem { Text = "Closed", Value = "2" });
   Status.Add(new SelectListItem { Text = "Delete", Value = "3" });
​
   ViewData["Status"] = Status;
            
            return View(new SampleViewModel());
        }
​
​
        [HttpPost]
        public JsonResult GetAnswer(string question)
        {               
            int index = _rnd.Next(_db.Count);
            var answer = _db[index];
            return Json(answer);
        }
​
        private static Random _rnd = new Random();
        
        private static List<string> _db = new List<string> { "Yes", "No", "Definitely, yes", "I don't know", "Looks like, yes"} ;
    }
}

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