public DropDownList GetStudentsForFasl( int SafID, int FaslID, DropDownList dlist) { OleDbCommand com = new OleDbCommand("SELECT DISTINCT stu_code FROM student_t WHERE alsofof_code=@alsofof_code and fasl_code=@fasl_code", MySchool.StudentConnection); com.Parameters.AddWithValue("@alsofof_code", SafID); com.Parameters.AddWithValue("@fasl_code", FaslID); com.Connection.Open(); OleDbDataReader DR = com.ExecuteReader(); Codes cd = new Codes(); ListItem li; dlist.Items.Clear(); dlist.Items.Add(new ListItem("ÇÎÊÑ ÇÓã ÇáÊáãíÐ.........","0")); while (DR.Read()) { string s = cd.StudentName(Convert.ToInt32(DR["stu_code"])); li = new ListItem(s, DR["stu_code"].ToString()); dlist.Items.Add(li); } com.Connection.Close(); return dlist; }