通达信布林极限宽主图指标公式【无未来】

N:=10;P:=2;
 MID := MA(CLOSE,N);
 UPPER:= MID + P*STD(C,N);
 LOWER:= MID - P*STD(C,N);
 B:(UPPER-LOWER)/MID,COLORWHITE,LINETHICK2;
 A:STICKLINE(B<0.085,B,0.085,0.5,0),COLORLIBLUE;
 DRAWTEXT(A,0.2,'变')COLORGREEN;
 0.085;