文档介绍：sar止损指标的源码如下：
持仓:IF(CLOSE>=SAR(4,2,20),SAR(4,2,20),
DRAWNULL),CIRCLEDOT,COLORRED,{COLOR9955FF};
空仓:IF(CLOSE&D COUNT(VAR9>50,2) AND CROSS(MA(VAR9,2),VAR9))=1,1);
VAR13:=SMA(EMA((C-REF(C,1))/REF(C,1),5)*100,3,1)*10;
VAR14:=FILTER(((CROSS(VAR13,0) OR CROSS(C,VAR10)) AND VAR11)=1,3);
VAR15:=MA(C,18)>=REF(MA(C,18),3) AND CROSS(C,MA(C,18));
VAR16:=VAR8 AND NOT(REF(VAR8,1));
{强攻:IF(MA3>REF(MA3,1) AND MA3>=0,MA10,DRAWNULL),COLORYELLOW,LINETHICK2;
回调:IF(MA3<REF(MA3,1) AND MA3>0,MA10,DRAWNULL),COLORGREEN,LINETHICK2;}
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
金叉:=CROSS(J,D);
死叉:=CROSS(D,J);
买1:=(VAR14 OR VAR15) AND VAR11;
买2:=(VAR14 OR VAR15) AND VAR4;
买3:=(VAR14 OR VAR15) AND VAR2;
买4:=(VAR2 AND VAR11) OR (VAR4 AND VAR11);
买5:=(金叉 AND VAR4) OR (金叉 AND VAR2) OR (金叉 AND VAR11);
{涨停}
STICKLINE(CLOSE>REF(CLOSE,1)* AND CLOSE=HIGH,CLOSE,OPEN,4,-1),COLOR00FFFF;
{跌停}
STICKLINE(CLOSE<REF(CLOSE,1)* AND CLOSE=LOW,CLOSE,OPEN,4,-1),COLORGREEN;
{蓝}
STICKLINE(OPEN>=CLOSE,CLOSE,OPEN,3,0),COLORFF7700;
STICKLINE(OPEN>=CLOSE,CLOSE,OPEN,,0),COLORFF9900;
STICKLINE(OPEN>=CLOSE,CLOSE,OPEN,,0),COLORFFBB00;
STICKLINE(OPEN>=CLOSE,CLOSE,OPEN,,0),COLORCYAN;
{红}
STICKLINE(CLOSE>OPEN,CLOSE,OPEN,3,0),COLOR000099;
STICKLINE(CLOSE>OPEN,CLOSE,OPEN,,0),COLOR0000