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编写公式,谢谢,..

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 来源:程序化99网（ WWW.CXH99.COM ）

博易技术人员： DIFF := EMA(CLOSE,12) - EMA(CLOSE,26);
DEA  := EMA(DIFF,9);
MACD := 2*(DIFF-DEA), COLORSTICK;
A1:=REF(DIFF,1)>=0 AND DIFF<0;
A2:=REF(DIFF,1)<=0 AND DIFF>0;
A3:=CROSS(DIFF,DEA) AND DIFF<0;
DRAWTEXT(A1,L,'diff小于零');
DRAWTEXT(A2,L,'diff大于零');
DRAWTEXT(A3,L,'金叉'); 来源 程序化久久网