通达信〖改良RSI双线〗超跌反弹选股指标公式源码

VAR3:=(CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100;
VAR4:=SMA(SMA(VAR3,3,1),3,1),COLOR00FF00;
VAR5:=EMA(VAR4,5);
VAR7:=3*VAR4-2*VAR5,COLORGREEN;
XG:crOSS(VAR7,VAR4) AND VAR7<21;