九毛八公式指标
公式模块：
原公式有4个指标提示：金叉，顶背驰，底背驰，以及综合性“三全项”提示。
求改成底背驰选股公式和三全项选股预警公式。
公式原码：
DIFF:EMA(CLOSE,12)-EMA(CLOSE,27);
DEA:EMA(DIFF,9);
macd:2*(DIFF-DEA), COLORSTICK,LINETHICK2;
低位金叉:=crOSS(DIFF,DEA) AND DIFF<-0.1;
STICKLINE(低位金叉,0,0.08,6,0),COLORYELLOW;
DRAWTEXT(低位金叉,0.16,' 低位金叉'),COLORWHITE;
JCCOUNT:=COUNT(CROSS(DIFF,DEA),BArslAST(DEA>=0));
二次金叉:=CROSS(DIFF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;
STICKLINE(二次金叉,0,0.06,6,0),COLORFF00FF;
DRAWICON(二次金叉,DEA*0.9,1) ;
DRAWTEXT(二次金叉,0.2,' 二次金叉'),COLORYELLOW;
A1:=BARSLAST(REF(CROSS(DIFF,DEA),1));
底背离:=REF(CLOSE,A1+1)>CLOSE AND DIFF>REF(DIFF,A1+1) AND CROSS(DIFF,DEA);
STICKLINE(底背离,0,0.03,6,0),COLOR00FF00;
底背:DRAWLINE(A1=0,DEA,底背离,DEA,0),COLORRED,LINETHICK4;
DRAWTEXT(底背离,0.12,' 底背离'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIFF),1));
顶背离:=REF(CLOSE,A2+1)<CLOSE AND REF(DIFF,A2+1)>DIFF AND CROSS(DEA,DIFF);
顶背:DRAWLINE(A2=0,DEA,顶背离,DEA,0),COLORGREEN,LINETHICK4;
DRAWTEXT(低位金叉 AND 二次金叉 AND 底背离,0.25,'三全项'),COLOR0000FF,LINETHICK2;
