?公式要求： 如果前一天是陽線，則今天的價(jià)格大于今天開盤價(jià)時(shí)報(bào)警，如果前一天是陰線，則今天的價(jià)格低于今天開盤價(jià)時(shí)報(bào)警，

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DAYOPEN:=VALUEWHEN(DAYBARPOS=1,O);

REF(CROSSDOWN(C,DAYOPEN),1) AND REF(OPEN,1)>REF(CLOSE,1),SPARK;
REF(CROSSUP(C,DAYOPEN),1) AND REF(OPEN,1)>REF(CLOSE,1),SPARK;

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?來源:程序化99

參考

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DAYOPEN:=VALUEWHEN(DAYBARPOS=1,O);
N:=DAYBARPOS;
REF(CROSSDOWN(C,DAYOPEN),1) AND REF(REF(OPEN,N-1),N)>REF(CLOSE,N),SPARK;
REF(CROSSUP(C,DAYOPEN),1) AND REF(REF(OPEN,N-1),N)<REF(CLOSE,N),SPARK;