VARIABLE:D = 0,K = 0;
INPUT:A(0.02,0.005,1,0.005),B(0.01,0.001,1,0.001);
DK:0,LINETHICK0;
ZB:ABS((REF(CLOSE,2)-REF(CLOSE,3))/REF(CLOSE,3)),LINETHICK0; //上上个周期的涨跌幅的绝对值
DD:ABS((REF(CLOSE,1)-REF(CLOSE,2))/REF(CLOSE,2)),LINETHICK0;//上个周期的涨跌幅的绝对值
IF ZB-A > 0 AND DD-B < 0 THEN DK:=1;//上上个周期的涨跌幅绝对值小于0.02,而且上个周期的涨跌幅绝对值小于0.01,DK就等于1.