无敌急跌操盘主图之笑脸选股指标公式

A1A:=EMA(CLOSE, 9);
A1B:=((A1A - EMA(CLOSE, 5)) < 0);
A1D:=BArslAST(A1B);
A21:=IF((A1D > 0),(0 - 2),0);
笑脸:(REF(A21,1)=(0-2)) AND (A21=0);