日周月KDJ金叉死叉之红箭头选股指标公式

RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
红箭头:K<20 AND crOSS(K,D);