protected void BindGradeCheckAllowTime() { DateTime now = DateTime.Now; StudentsGradeCheckConfig model = new StudentsGradeCheckConfig { startTime = now, endTime = now }; DalOperationAboutGradeCheck dos = new DalOperationAboutGradeCheck(); DataTable dt = dos.GetGradeCheckAllowTime().Tables[0]; for (int i = 0; i < dt.Rows.Count; i++) { model.startTime = Convert.ToDateTime(dt.Rows[i]["startTime"].ToString().Trim()); model.endTime = Convert.ToDateTime(dt.Rows[i]["endTime"].ToString().Trim()); } startTime.Value = model.startTime.ToString("yyyy-MM-dd HH:mm:ss"); endTime.Value = model.endTime.ToString("yyyy-MM-dd HH:mm:ss"); }