[Solved] WebClient.DownloadString returns string with Unicode characters in ASP.Net

Hi merictokatlio...,

Check the modified code.

HTML

<asp:GridView runat="server" ID="gvIlkokul"></asp:GridView>

Namespaces

C#

using System.Net;
using System.Text;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;

VB.Net

Imports System.Net
Imports System.Text
Imports Newtonsoft.Json
Imports Newtonsoft.Json.Linq

Code

C#

protected void Page_Load(object sender, EventArgs e)
{

    WebClient client = new WebClient();
    client.Encoding = Encoding.UTF8;
    string stRead = client.DownloadString("https://onyuzyonetim.eba.gov.tr/api/show/plans/daily?date=2020-10-19&classType=ilkokul");
    var jArray = JsonConvert.DeserializeObject<JArray>(stRead).Root.ToList();
    List<Eba_Ilkokul> ilkokuls = new List<Eba_Ilkokul>();
    foreach (JObject jObject in jArray)
    {
        Eba_Ilkokul ilkokul = new Eba_Ilkokul();
        ilkokul.classLevel = ((JValue)jObject["classLevel"]).Value.ToString();
        ilkokul.title = ((JValue)jObject["title"]).Value.ToString();
        ilkokul.hour = ((JValue)jObject["hour"]).Value.ToString();
        ilkokul.day = Convert.ToDateTime(((JValue)jObject["day"]).Value).ToString("dd/MM/yyyy");
        ilkokul.trtLink = ((JValue)jObject["trtLink"]).Value.ToString();
        ilkokul.ebaLink = ((JValue)jObject["ebaDownloadLink"]).Value.ToString();
        ilkokul.ebaDownloadLink = ((JValue)jObject["title"]).Value.ToString();
        ilkokul.subject = ((JValue)jObject["subject"]).Value.ToString();
        ilkokuls.Add(ilkokul);
    }

    gvIlkokul.DataSource = ilkokuls;
    gvIlkokul.DataBind();
}

public class Eba_Ilkokul
{
    public string title { get; set; }
    public string hour { get; set; }
    public string day { get; set; }
    public string classLevel { get; set; }
    public string trtLink { get; set; }
    public string ebaLink { get; set; }
    public string ebaDownloadLink { get; set; }
    public string subject { get; set; }
}

VB.Net

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    Dim client As WebClient = New WebClient()
    client.Encoding = Encoding.UTF8
    Dim stRead As String = client.DownloadString("https://onyuzyonetim.eba.gov.tr/api/show/plans/daily?date=2020-10-19&classType=ilkokul")
    Dim jArray = JsonConvert.DeserializeObject(Of JArray)(stRead).Root.ToList()
    Dim ilkokuls As List(Of Eba_Ilkokul) = New List(Of Eba_Ilkokul)()

    For Each jObject As JObject In jArray
        Dim ilkokul As Eba_Ilkokul = New Eba_Ilkokul()
        ilkokul.classLevel = (CType(jObject("classLevel"), JValue)).Value.ToString()
        ilkokul.title = (CType(jObject("title"), JValue)).Value.ToString()
        ilkokul.hour = (CType(jObject("hour"), JValue)).Value.ToString()
        ilkokul.day = Convert.ToDateTime(CType(jObject("day"), JValue).Value).ToString("dd/MM/yyyy")
        ilkokul.trtLink = (CType(jObject("trtLink"), JValue)).Value.ToString()
        ilkokul.ebaLink = (CType(jObject("ebaDownloadLink"), JValue)).Value.ToString()
        ilkokul.ebaDownloadLink = (CType(jObject("title"), JValue)).Value.ToString()
        ilkokul.subject = (CType(jObject("subject"), JValue)).Value.ToString()
        ilkokuls.Add(ilkokul)
    Next

    gvIlkokul.DataSource = ilkokuls
    gvIlkokul.DataBind()
End Sub

Public Class Eba_Ilkokul
    Public Property title As String
    Public Property hour As String
    Public Property day As String
    Public Property classLevel As String
    Public Property trtLink As String
    Public Property ebaLink As String
    Public Property ebaDownloadLink As String
    Public Property subject As String
End Class