1分鐘K線上求5天前H丶L丶C丶o怎么寫？

callstock(stklabel,vthigh,6,-5);

callstock(stklabel,vtlow,6,-5);

callstock(stklabel,vtclose6,-5);

callstock(stklabel,vtopen,6,-5);

nn:ref(todaybar,todaybar);
oo:ref(open,todaybar+nn*5-1);
hh:ref(hhv(h,nn),todaybar+nn*4);
ll:ref(llv(l,nn),todaybar+nn*4);
cc:ref(close,todaybar+nn*4);