底买主图（源码）

MA51:=EMA(C,5);
MA13:=EMA(C,13);
UP:=DRAWLINE(L=LLV(L,BARSLAST(CROSS(MA13,MA51))+1),LLV(L,BARSLAST(CROSS(MA13,MA51))+1),H=HHV(H,BARSLAST(CROSS(MA51,MA13))+1),HHV(H,BARSLAST(CROSS(MA51,MA13))+1),0),COLOR0000FF;
DOWN:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(MA51,MA13))+1),HHV(H,BARSLAST(CROSS(MA51,MA13))+1),L=LLV(L,BARSLAST(CROSS(MA13,MA51))+1),LLV(L,BARSLAST(CROSS(MA13,MA51))+1),0),COLOR00FF00;
A8:=100*EMA(EMA((C-REF(C,1)),6),6)/EMA(EMA(ABS((C-REF(C,1))),6),6);
UP1:=DRAWLINE(L=LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),H=HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),0);
DOWN1:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),L=LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),0);
买1:=IF((LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2))) AND REF(DOWN,1)<REF(DOWN,2) AND UP>REF(DOWN,1),DRAWNULL,100);
DRAWTEXT(买1=100,LOW*0.97,'底'),COLORWHITE;
 

未来函数

选股公式源码：
UP:=DRAWLINE(L=LLV(L,BARSLAST(CROSS(MA13,MA51))+1),LLV(L,BARSLAST(CROSS(MA13,MA51))+1),H=HHV(H,BARSLAST(CROSS(MA51,MA13))+1),HHV(H,BARSLAST(CROSS(MA51,MA13))+1),0),COLOR0000FF;
DOWN:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(MA51,MA13))+1),HHV(H,BARSLAST(CROSS(MA51,MA13))+1),L=LLV(L,BARSLAST(CROSS(MA13,MA51))+1),LLV(L,BARSLAST(CROSS(MA13,MA51))+1),0),COLOR00FF00;
A8:=100*EMA(EMA((C-REF(C,1)),6),6)/EMA(EMA(ABS((C-REF(C,1))),6),6);
UP1:=DRAWLINE(L=LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),H=HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),0);
DOWN1:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),HHV(H,BARSLAST(CROSS(EMA(CLOSE,7),EMA(CLOSE,19)))+1),L=LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),LLV(L,BARSLAST(CROSS(EMA(CLOSE,19),EMA(CLOSE,7)))+1),0);
底:IF((LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2))) AND REF(DOWN,1)<REF(DOWN,2) AND UP>REF(DOWN,1),DRAWNULL,100);