通達信自用DDX指標(biāo)源碼詳解圖解指標(biāo)公式：

N:=20;JJ:=(HIGH+LOW+CLOSE)/3;QJ0:=VOL/IF(HIGH=LOW,4,HIGH-LOW);
QJ1:=IF(CAPITAL=0,QJ0*(JJ-MIN(CLOSE,OPEN)),QJ0*IF(HIGH=LOW,1,(MIN(OPEN,CLOSE)-LOW)));
QJ2:=IF(CAPITAL=0,QJ0*(MIN(OPEN,CLOSE)-LOW),QJ0*IF(HIGH=LOW,1,(JJ-MIN(CLOSE,OPEN))));
QJ3:=IF(CAPITAL=0,QJ0*(HIGH-MAX(OPEN,CLOSE)),QJ0*IF(HIGH=LOW,1,(HIGH-MAX(OPEN,CLOSE))));
QJ4:=IF(CAPITAL=0,QJ0*(MAX(CLOSE,OPEN)-JJ),QJ0*IF(HIGH=LOW,1,(MAX(CLOSE,OPEN)-JJ)));
DDX:((QJ1+QJ2)-(QJ3+QJ4))/IF(CAPITAL=0,1000000,10000),COLOR00AAAA,LINETHICK;
DX:=MA(DDX,5)*N;
STICKLINE(DDX>0,0,DDX,3,0),COLOR000088;
STICKLINE(DDX>0,0,DDX,2.5,0),COLOR0000AA;
STICKLINE(DDX>0,0,DDX,1.5,0),COLOR0000CC;
STICKLINE(DDX>0,0,DDX,1,0),COLOR0000EE;
STICKLINE(DDX<0,0,DDX,3,0),COLOR008800;
STICKLINE(DDX<0,0,DDX,2.5,0),COLOR00AA00;
STICKLINE(DDX<0,0,DDX,1.5,0),COLOR00CC00;
STICKLINE(DDX<0,0,DDX,1,0),COLOR00EE00;
DDX1:SMA(DX,3,1),COLORFFFFFF;
DDX2:SMA(DDX1,3,1),COLOR00FFFF;
DDX3:EMA(DDX2,5),COLORFF00FF;
預(yù)警:DDX>0 AND MA(V,5)>MA(MA(V,5),5) AND CROSS(DDX1,DDX2),LINETHICK;
天:=COUNT(DDX>0,5),COLORRED;
DRAWTEXT(預(yù)警,DDX*1.06,'★'),LINETHICK3,COLOR00FFFF;

通達信自用DDX指標(biāo)源碼詳解圖解指標(biāo)公式實例圖解：

通達信自用DDX指標(biāo)源碼詳解圖解指標(biāo)公式

DDX指標(biāo)實際上指的就是大單動向，通常我們將委托單的大小，反映不同資金能力的投資者的交易方向稱為DDX指標(biāo)。DDX指標(biāo)是一項以Level-2的逐單分析為基礎(chǔ)的短中線兼顧的技術(shù)指標(biāo)。DDX指標(biāo)在形態(tài)上用紅綠柱來表示，紅柱表示大單買入量較大，綠柱表示大單賣出量較大，通常情況下，DDX指標(biāo)翻紅是買入的好時機。