通达信抓涨停必须看副图指标 三组趋势同图 源码 附图

来函数检测结果如下：
该公式没有未来函数

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;

原理解析：
输出涨停数:"880006$C"-1,COLORLIRED,NODRAW
输出跌停数:"880006$O"-1,COLORGREEN,NODRAW
上涨数赋值:INDEXADV,NODRAW
下跌数赋值:INDEXDEC,NODRAW
涨跌比赋值:上涨数/下跌数,NODRAW
N赋值:3
X赋值:BARSSINCE(15)
EX赋值:N的X日累和
XX赋值:X*X
EXX赋值:N的XX日累和
Y赋值:涨停数的8日简单移动平均
YY赋值:Y*Y
XY赋值:X*Y
EY赋值:N的Y日累和
EYY赋值:N的YY日累和
EXY赋值:N的XY日累和
输出涨停趋势:(N*EXY-EX*EY)/SQRT((N*EXX-EX*EX)*(N*EYY-EY*EY))+3,画白色,LINETHICK1
MA输出涨停趋势:涨停趋势的4日简单移动平均,COLORYEL最低价,LINETHICK1
X2:=BARSSINCE(15)
EX2:=N的X2日累和
XX2:=X2*X2
EXX2:=N的XX2日累和
Y2:=跌停数的8日简单移动平均
YY2:=Y2*Y2
XY2:=X2*Y2
EY2:=N的Y2日累和
EYY2:=N的YY2日累和
EXY2:=N的XY2日累和
输出跌停趋势:(N*EXY2-EX2*EY2)/SQRT((N*EXX2-EX2*EX2)*(N*EYY2-EY2*EY2)),COLORGREEN,LINETHICK1
MA输出跌停趋势:跌停趋势的4日简单移动平均,COLORCYAN,LINETHICK1
X3:=BARSSINCE(15)
EX3:=N的X3日累和
XX3:=X3*X3
EXX3:=N的XX3日累和
Y3:=涨跌比的8日简单移动平均
YY3:=Y3*Y3
XY3:=X3*Y3
EY3:=N的Y3日累和
EYY3:=N的YY3日累和
EXY3:=N的XY3日累和
涨跌比趋势:(N*EXY3-EX3*EY3)/SQRT((N*EXX3-EX3*EX3)*(N*EYY3-EY3*EY3))+6,画红色,LINETHICK1
MA涨跌比趋势:涨跌比趋势的4日简单移动平均,COLORMAGENTA,LINETHICK1