17 Feb 20222 minutes to read

The sparkline control supports localization. The default culture for localization is en-US. You can change the culture using the setCulture method.

Tooltip format

Sparkline tooltip supports localization. The following code sample shows tooltip text with currency format based on culture.

@using Syncfusion.EJ2;
<div class="spark" align="center">
    <ejs-sparkline id="sparkline" loaded="loaded" height="200px" width="350px" type="@SparklineType.Area"  dataSource="ViewBag.sparkData">
     <e-sparkline-containerarea-border color='#033e96' width="2"></e-sparkline-containerarea-border>
            <e-sparkline-border color= '#033e96'' width="2"></e-sparkline-border>
			<e-sparkline-padding left="20" right="20" bottom="20" top="20"></e-sparkline-padding>
			<e-sparkline-tooltipsettings visible="true"></e-sparkline-tooltipsettings>
    .spark {
        border: 1px solid rgb(209, 209, 209);
        border-radius: 2px;
        width: 100%;
        height: 100%;
    function loaded(args)
        window.sparkline = args.sparkline;
        args.sparkline.loaded = null;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using EJ2_Core_Application.Models;
using Newtonsoft.Json;

namespace EJ2_Core_Application.Controllers
    public class HomeController : Controller
        public IActionResult Index()
            ViewBag.sparkData = new int[] { 30000, 60000, 40000, 10000, 30000, 20000, 50000 };
            return View();