Setsysparam(pn_Stock(),"SZ000002");
Setsysparam(pn_date(),20181030T);
Setsysparam(pn_Cycle(),cy_Month());
return Nday(12,"日期",SP_time(),"最后一周累计涨幅",Specall((SP_product(1+stockzf3()/100,5))*100-100,array(pn_date():SP_time(),pn_Cycle():Cy_day())));