p1:=10;
p2:=20;
p3:=30;
p4:=40;
MA1:=EMA(CLOSE,P1);
MA2:=EMA(CLOSE,P2);
MA3:=EMA(CLOSE,P3);
MA4:=EMA(CLOSE,P4);
//以上为EXPMA指标
pk:CROSS(MA1,MA2);
sellshort(holding<0 and pk,1,market);//当MA1上穿MA2,发出买入平仓交易指令。
kd:=CROSS(MA2,MA3) and CLOSE>MA4;
buy(kd and holding=0,1,market);//当MA2上穿MA3,并且收盘价大于MA4,发出买入开仓交易指令。
pd:CROSS(MA2,MA1);
sell(holding>0 and pd,1,market);//当MA2上穿MA1,发出卖出平仓交易指令。
kk:CROSS(MA3,MA2) and CLOSE<MA4;
buyshort(kk and holding=0,1,market);//当MA3上穿MA2,并且收盘价小于MA4,发出卖出开仓交易指令。