internal string GetZXRQ(string slbh) { string sql = @"select zx.djrq from dj_xgdjzx zx left join dj_xgdjgl djgl on zx.slbh = djgl.zslbh left join dj_dy dy on dy.slbh=djgl.fslbh where dy.slbh = '{0}'"; sql = string.Format(sql, slbh); if (IsHasSQLInject(sql)) { return(null); } object o = OleDBHelper.ExScalar(sql); if (null != o) { return(o.ToString()); } return(""); }