gistfile1.cs

    public string[] getCurrentCart()
    {
        return GetStringFromFile("shoppingCart.txt");
    }


    public string[] GetStringFromFile(string fileName)
    {
        string fLocation = Path.Combine(HttpRuntime.AppDomainAppPath, @"App_Data"); // From server root to current
        fLocation = Path.Combine(fLocation, fileName); // From current to App_Data
        if (!File.Exists(fLocation))
        {
            return null;
        }
        using (StreamReader sr = File.OpenText(fLocation))
        {
            string[] s = System.IO.File.ReadAllLines(fLocation);
            return s;
        }
    }