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Add items to the list box
17 Feb 20221 minute to read
To add an item or multiple items, addItems
method can be used. In the following example, the Bugatti Veyron Super Sport
and SSC Ultimate Aero
items will be added while clicking Add Items
button.
<ejs-listbox id="listbox" dataSource="@ViewBag.data"></ejs-listbox>
<button class="e-btn" id="additem">Add Items</button>
<script>
document.getElementById('additem').onclick = function () {
var items = ['Bugatti Veyron Super Sport', 'SSC Ultimate Aero'];
var listboxobj = ej.base.getInstance(document.getElementById('listbox'), ejs.dropdowns.ListBox)
if (!listboxobj.getDataByValue('Bugatti Veyron Super Sport')) {
listboxobj.addItems(items);
}
}
</script>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using WebApplication1.Models;
namespace WebApplication1.Controllers
{
public class ListBoxController : Controller
{
public IActionResult additem()
{
ViewBag.data = new string[] { "BadmHennessey Venominton", "Bugatti Chiron", "Koenigsegg CCR", "McLaren F1", "Aston Martin One- 77", "Jaguar XJ220" };
return View();
}
}
}