public string savadatabill(string jsonbill, string jsondetail, string obj, string codeid) { common cm = new common(); datacontext db = new datacontext(); int status = -1; if (codeid == "") { codeid = cm.getcodeId("order"); } else { status = 1; } List <string> strbill = db.buybill_str(jsonbill, codeid, status); List <string> strdetail = db.detailbuybill_str(jsondetail, codeid); List <string> lw = new List <string>(); lw.AddRange(strbill); lw.AddRange(strdetail); sql sql = new sql(); sql.Executesql(string.Join(";", lw)); return(""); }