主力大单动向DDX+DDY+DDZ(无需L2数据）介绍 { 原文链接：http://www.goodgupiao.com/gupiaogongshi/25198.html }

DDX大单动向

N:2 500 10

大单动向:(LARGEINTRDVOL-LARGEOUTTRDVOL)*10000/FINANCE(7),NODRAW;

NOTEXT1:MA(大单动向,N)*3;

STICKLINE(大单动向>0,0,大单动向,2,0),COLORRED;

STICKLINE(大单动向<0,0,大单动向,2,0),COLORCYAN;

DDY涨跌动因

N:2 500 10

涨跌动因:IF(TRADENUM>0,(TRADEOUTNUM-TRADEINNUM)*100/TRADENUM,0),NODRAW;

NOTEXT1:MA(涨跌动因,N)*3;

STICKLINE(涨跌动因>0,0,涨跌动因,2,0),COLORRED;

STICKLINE(涨跌动因<0,0,涨跌动因,2,0),COLORCYAN;

DDZ大单差分

大单差分:IF(TRADENUM>0,(LARGETRDINNUM-LARGETRDOUTNUM)/TRADENUM*100,0),NODRAW;

DDZ1:=大单差分*7;

DDZ2:=大单差分*3;

DRAWBAND(DDZ1,RGB(255,32,32),DDZ2,RGB(0,224,224));