private void BtnJsonToExcel_Click(object sender, EventArgs e)
 {
     using (var w = new JsonToExcel())
     {
         w.ShowDialog(this);
     }
 }
 private void BtnJsonToExcel_Click(object sender, EventArgs e)
 {
     using (var w = new JsonToExcel())
     {
         w.ShowDialog(this);
     }
 }