{盘中买卖指标}
VAR1:=(CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100;
VAR2:=SMA(SMA(VAR1,3,1),3,1);
VAR3:=EMA(VAR2,5);
VAR4:=3*VAR2-2*VAR3;
买线:VAR2;
卖线:VAR3;
DRAWTEXT(CROSS(VAR2,VAR3) AND VAR2<20, VAR2, '买');
DRAWTEXT(CROSS(VAR3,VAR2) AND VAR2>80, VAR2, '卖');
