protected void btnMultipleDelete_Click(object sender, EventArgs e) { int id = 0, i = 0; string[] IDs = hdnFldSelectedValues.Value.Trim().Split('|'); TabController tab_obj = new TabController(); foreach (string Item in IDs) { if (Item.ToString() != string.Empty) { id = int.Parse(Item.ToString()); i = tab_obj.Delete(id); } } hdnFldSelectedValues.Value = string.Empty; FillDataInGrid(); }