Read data from JSON file in ASP.Net using C# and VB.Net

Hi solimanzakria,

Check this example. Now please take its reference and correct your code.

Code

C#

protected void Page_Load(object sender, EventArgs e)
{
    string json = System.IO.File.ReadAllText(Server.MapPath("~/json.json"));
    Root result = Newtonsoft.Json.JsonConvert.DeserializeObject<Root>(json);
}

public class BillItem
{
    public int bill_localnumber { get; set; }
    public string bill_date { get; set; }
    public string item_name { get; set; }
    public int item_count { get; set; }
    public int item_price { get; set; }
    public int bill_total_price { get; set; }
}

public class Customer
{
    public string customer_name { get; set; }
    public string customer_address { get; set; }
    public List<BillItem> bill_items { get; set; }
}

public class Company
{
    public string company_name { get; set; }
    public string comany_adress { get; set; }
    public string Tax_Number { get; set; }
    public string company_telephone { get; set; }
    public string postpoxnumber { get; set; }
    public List<Customer> customer { get; set; }
}

public class Root
{
    public List<Company> company { get; set; }
}

VB.Net

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    Dim json As String = IO.File.ReadAllText(Server.MapPath("~/json.json"))
    Dim result As Root = Newtonsoft.Json.JsonConvert.DeserializeObject(Of Root)(json)
End Sub

Public Class BillItem
    Public Property bill_localnumber As Integer
    Public Property bill_date As String
    Public Property item_name As String
    Public Property item_count As Integer
    Public Property item_price As Integer
    Public Property bill_total_price As Integer
End Class

Public Class Customer
    Public Property customer_name As String
    Public Property customer_address As String
    Public Property bill_items As List(Of BillItem)
End Class

Public Class Company
    Public Property company_name As String
    Public Property comany_adress As String
    Public Property Tax_Number As String
    Public Property company_telephone As String
    Public Property postpoxnumber As String
    Public Property customer As List(Of Customer)
End Class

Public Class Root
    Public Property company As List(Of Company)
End Class

Screenshot