K1:= REF(OPEN,2)/REF(CLOSE,2) > 1.02;
{第二根K线是十字星 且是最低价和收盘价都是n天之内的最低}
K2:= abs(REF(close,1)-REF(open,1))/REF(open,1)<0.005 and (REF(high,1)-REF(low,1))/abs(REF(close,1)-REF(open,1))>2;
CONDITON2:= ref(low,1)=llv(low,n) and ref(close,1)=llv(close,n);
{第三根K线是中大阳线且收盘价超过第一根K线的收盘 }
K3:=CLOSE/OPEN>1.02 and CLOSE>REF(CLOSE,2);
{可选项,还可以一些严格的条件:中间的K线和两端的K线都有跳空缺口}
CONDITION1:= REF(CLOSE,2)/REF(OPEN,1)>1.01;
CONDITION3:= OPEN/REF(CLOSE,1)>1.01;
{把以上条件联立}
K1 and K2 and K3 and CONDITON2 {and CONDITION2 and CONDITION3};
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