同花顺简易BBD指标公式

a=(ZDMR[-1]+BDMR[-1]);
b=(ZDMC[-1]+BDMC[-1]);
A1=SUM(a,1);
b1=-SUM(b,1);
STICKLINE(A1+b1>0,0,A1+b1,9,0),color0000ff;
STICKLINE(A1+b1<0,0,A1+b1,9,0),color00ff00;