public class WriteHelper
  {
    public static void WriteFile(object data)
    {
      try
      {
        string path = $@"D:\TokenLog\day{DateTime.Now:yyyy-MM-dd}";
        var filename = $"TokenLog{DateTime.Now:yyyy-MM-dd HH}.txt";
        if (!Directory.Exists(path))
          Directory.CreateDirectory(path);
        TextWriter tw = new StreamWriter(Path.Combine(path, filename), true); //true在文件末尾添加數據
        tw.WriteLine($"----產生時間：{DateTime.Now:yyyy-MM-dd HH:mm:ss}---------------------------------------------------------------------");
        tw.WriteLine(data.ToJsonStr());
        tw.Close();
      }
      catch (Exception e)
      {
      }
    }
  }
public static class Json
{
    /// <summary>
    /// 轉成json字符串
    /// </summary>
    public static string ToJsonStr(this object obj)
    {
      return JsonConvert.SerializeObject(obj, new JsonSerializerSettings { ReferenceLoopHandling = ReferenceLoopHandling.Ignore });
    }
}