抓涨停必须看，三组趋势同图

涨停数:"880006$C"-1,COLORLIRED,NODRAW;

跌停数:"880006$O"-1,COLORGREEN,NODRAW;

上涨数:=INDEXADV,NODRAW;

下跌数:=INDEXDEC,NODRAW;

涨跌比:=上涨数/下跌数,NODRAW;

N:=3;

X:=BARSSINCE(15);

EX:=SUM(X,N);

XX:=X*X;

EXX:=SUM(XX,N);

Y:=MA(涨停数,8);

YY:=Y*Y;

XY:=X*Y;

EY:=SUM(Y,N);

EYY:=SUM(YY,N);

EXY:=SUM(XY,N);

涨停趋势:(N*EXY-EX*EY)/SQRT((N*EXX-EX*EX)*(N*EYY-EY*EY))+3,COLORWHITE,LINETHICK1;

MA涨停趋势:MA(涨停趋势,4),COLORYELLOW,LINETHICK1;

X2:=BARSSINCE(15);

EX2:=SUM(X2,N);

XX2:=X2*X2;

EXX2:=SUM(XX2,N);

Y2:=MA(跌停数,8);

YY2:=Y2*Y2;

XY2:=X2*Y2;

EY2:=SUM(Y2,N);

EYY2:=SUM(YY2,N);

EXY2:=SUM(XY2,N);

跌停趋势:(N*EXY2-EX2*EY2)/SQRT((N*EXX2-EX2*EX2)*(N*EYY2-EY2*EY2)),COLORGREEN,LINETHICK1;

MA跌停趋势:MA(跌停趋势,4),COLORCYAN,LINETHICK1;

X3:=BARSSINCE(15);

EX3:=SUM(X3,N);

XX3:=X3*X3;

EXX3:=SUM(XX3,N);

Y3:=MA(涨跌比,8);

YY3:=Y3*Y3;

XY3:=X3*Y3;

EY3:=SUM(Y3,N);

EYY3:=SUM(YY3,N);

EXY3:=SUM(XY3,N);

涨跌比趋势:(N*EXY3-EX3*EY3)/SQRT((N*EXX3-EX3*EX3)*(N*EYY3-EY3*EY3))+6,COLORRED,LINETHICK1;

MA涨跌比趋势:MA(涨跌比趋势,4),COLORMAGENTA,LINETHICK1;