自然日（通达信指标 源码 贴图）

ZRR:(YEAR-1992)*365+INTPART((YEAR-1989)/4)+IF(MONTH<=2,DAY+(MONTH-1)*31,DAY+
INTPART(13*(MONTH+1)/5)-7+(MONTH-1)*28+IF(INTPART(YEAR/4)=YEAR/4,1,0)),NODRAW;
OO:IF(ZRR-REF(ZRR,1)>WEEKDAY-REF(WEEKDAY,1),OPEN,
REF(OPEN,BARSLAST(ZRR-REF(ZRR,1)>WEEKDAY-REF(WEEKDAY,1))));
HH:HHV(HIGH,BARSLAST(ZRR-REF(ZRR,1)>WEEKDAY-REF(WEEKDAY,1))+1);
LL:LLV(LOW,BARSLAST(ZRR-REF(ZRR,1)>WEEKDAY-REF(WEEKDAY,1))+1);
CC:CLOSE;{分析家公式网www.70822.com}
T:=BARSLAST(ZRR-REF(ZRR,1)>WEEKDAY-REF(WEEKDAY,1));
TT:HHV(T,T);