上穿均线是发出2的信号,下穿均线时发出1的信号。当1信号出现时,2大于前低,1小于前高,则过滤1跟2的信号。
VARIABLE:A=0,B=0;
COND1:CROSS(C,MA2);
COND2:CROSS(MA2,C);
B:=COND1 AND COND2;
IF COND2 THEN COND3:C>REF(L,1);
IF COND1 THEN
BEGIN
COND4:C<REF(H,1);
COND5:COND4 AND COND3;
B:=0;//b为0则表示条件不成立
END