东方财富通－－自编〈源码，副图〉

DIF: 3*SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1);
见底信号: 10,LINETHICK1;
买点准备: IF(DIF<=10,30,0),COLOR9900FF,LINETHICK2;
顶部:90,COLORGREEN;
底部:10,COLORRED,LINETHICK1;
强弱线:50,POINTDOT, COLORBLUE,LINETHICK4;