n:=10;m1:=11;m2:=9;upper:=(1+m1/100)*ma(close,n);lower:=(1-m2/100)*ma(close,n);ene:=(upper+lower)/2;l1:= ref(lower,1)<ref(c,1) and c<lower;l2:= count(macd.macd>0,2)=2;xg: l1 and l2;能选出来的票很少。整个2014年1月,只有300112在1月10日出现信号。 20210311
a1:=barslast(c/ref(c,1)>=1.098);t1:=count(l>=ref(l,a1),a1)>=a1;t2:=count(h<=ref(h,a1),a1)<=(a1-1);t3:=longcross(c,ref(c,a1),a1) and c>=o;xg:t1 and t2 and t3;