A1:=(DVOL/C)/2,NODRAW;
A2:=SUM(IF(A1>100 AND CLOSE>REF(CLOSE,1),A1,0),0);
A3:=SUM(IF(A1>100 AND CLOSE<REF(CLOSE,1),A1,0),0);
A4:=SUM(IF(A1<100 AND CLOSE>REF(CLOSE,1),A1,0),0);
A5:=SUM(IF(A1<100 AND CLOSE<REF(CLOSE,1),A1,0),0);
A6:=A2+A3+A4+A5;
机买:(A2/A6)*100,LINETHICK2,COLORRED;
机卖:(A3/A6)*100,LINETHICK2,COLORGREEN;
散买:(A4/A6)*100,LINETHICK0;
散卖:(A5/A6)*100,LINETHICK0;
主力差:机买-机卖,LINETHICK2,NODRAW;
小股民差:散买-散卖,LINETHICK0,NODRAW;
{爱约股-股票公式网站 }
DRAWTEXT(主力差>0 AND REF(主力差,1)<=0,C*0.85,'●机构'),COLORRED;
DRAWTEXT(主力差<0 AND REF(主力差,1)>=0,-C*0.85,'○机构'),COLORWHITE;
DRAWTEXT(小股民差>0 AND REF(小股民差,1)<=0,C*0.15,'▲小股民'),COLORCYAN;
DRAWTEXT(小股民差<0 AND REF(小股民差,1)>=0,-C*0.15,'△小股民'),COLORWHITE;
通达信分时主力差指标公式的选股公式如下：
