public string GirisYap(string id, string ps) { String ids="", pss ="", donus="", user=""; StringBuilder sb = new StringBuilder(); SqlDataReader dr = (SqlDataReader)VeriIslemleri.dataReaderSorgu("select * from personeller where ID='" + id + "' and PAROLA='" + ps + "'", System.Data.CommandType.Text); while (dr.Read()) { ids = dr["ID"].ToString(); pss = dr["PAROLA"].ToString(); user = dr["KULLANICIADI"].ToString(); } if (id == ids && ps == pss) { users us = new users(); us.WriteCookie("Lokanta", user); } else { donus = "hata"; } return donus; }