鳄鱼线，因混沌交易法而有来，因此，关于其经典的用法，看混沌交易法和证券交易空间。但这两本书关键的论述，是在于第一本中的案例中资金使用，即我们常说的资金管理。指标不是万能的，在没进场交易，永远不知道是对是错，关键的是错的时候损失最小，对的时候盈利最大。
源码
Y:=(HIGH+LOW)/2;
BLUE:=SMA(Y,13,1);
RED:=SMA(Y,8,1);
GREEN:=SMA(Y,5,1);
B2:=REF(BLUE,8);
R2:=REF(RED,5);
G2:=REF(GREEN,3);
KU1:=IF(HIGH=HHV(HIGH,3),1,0);
KD1:=IF(LOW=LLV(LOW,3),1,0);
UL:=IF(REF(KU1,2)=1 AND REF(KU1,1)=0 AND KU1=0,REF(HIGH,2),REF(HIGH,2+(BARSLAST(REF(KU1,2)=1 AND REF(KU1,1)=0 AND KU1=0))));
DL:=IF(REF(KD1,2)=1 AND REF(KD1,1)=0 AND KD1=0,REF(LOW,2),REF(LOW,2+(BARSLAST(REF(KD1,2)=1 AND REF(KD1,1)=0 AND KD1=0))));
KU:=IF(CLOSE>B2 AND CLOSE>R2 AND CLOSE>G2,1,0);
KD:=IF(CLOSE<B2 AND CLOSE<R2 AND CLOSE<G2,-1,0);
KK:=IF((BARSLAST(KU=1 AND REF(KU,1)=0))<(BARSLAST(KD=-1 AND REF(KD,1)=0)),1,-1);
AO:=MA(Y,5)-MA(Y,34);
AC:=MA(AO-MA(AO,5),5);
AC1:=REF(AC,1);
AO1:=REF(AO,1);
AO转:(170*MA(Y,5)-170*MA(Y,34)+165*MA(Y,33)-136*MA(Y,4))/29,LINETHICK0;
AO零:(165*MA(Y,33)-136*MA(Y,4))/29,LINETHICK0;
AC转:(165*MA(Y,33)-136*MA(Y,4)+170*(4*MA(AO,4)+5*(REF(AO,4)-MA(REF(AO,4),5)))/4)/29,LINETHICK0;
AC零:(170*4*MA(AO,4)+20*33*MA(Y,33)-16*34*MA(Y,4)-170*5*4*(MA(AO-MA(AO,5),4)))/116,LINETHICK0;
KAC:=IF(AC>AC1 AND AO>AO1,1,0);
KAO:=IF(AC<AC1 AND AO<AO1,-1,0);
蓝:SMA(Y,13,1),SHIFT8,colorFF0000;
红:SMA(Y,8,1),SHIFT5,colorFF;
绿:SMA(Y,5,1),SHIFT3,colorFF00;
上碎型:IF(HIGH>=R2,UL,REF(UL,BARSLAST(HIGH>R2))),LINETHICK0,colorFF00FF;
下碎型:IF(LOW<=R2,DL,REF(DL,BARSLAST(LOW<=R2))),LINETHICK0,colorFFFF;
STICKLINE(BARSLAST(ABS(上碎型-REF(上碎型,1)))<(BARSLAST(CLOSE>上碎型 AND REF(CLOSE,1)<REF(上碎型,1))),上碎型,上碎型,3,1),colorFF00FF;
STICKLINE(BARSLAST(ABS(下碎型-REF(下碎型,1)))<(BARSLAST(CLOSE<下碎型 AND REF(CLOSE,1)>REF(下碎型,1))),下碎型,下碎型,3,1),colorFFFF;
OL:=(170*MA(Y,5)-170*MA(Y,34)+165*MA(Y,33)-136*MA(Y,4))/29;
CL:=(165*MA(Y,33)-136*MA(Y,4)+170*(4*MA(AO,4)+5*(REF(AO,4)-MA(REF(AO,4),5)))/4)/29;
H1:=REF(HIGH,4);
H2:=REF(HIGH,3);
H3:=REF(HIGH,2);
H4:=REF(HIGH,1);
H5:=HIGH;
L1:=REF(LOW,4);
L2:=REF(LOW,3);
L3:=REF(LOW,2);
L4:=REF(LOW,1);
L5:=LOW;
‖:=H3>H2 AND H3>H1 AND H3>H4 AND H3>H5;
‖FRACTAL:=IF(‖,1,0);
‖VAR1:=BACKSET(‖FRACTAL,3);
‖VAR2:=FILTER(‖VAR1,2);
‖VAR3:=BACKSET(‖FRACTAL,5);
∣:=L3<L2 AND L3<L1 AND L3<L4 AND L3<L5;
∣FRACTAL:=IF(∣,1,0);
∣VAR1:=BACKSET(∣FRACTAL,3);
∣VAR2:=FILTER(∣VAR1,2);
∣VAR3:=BACKSET(∣FRACTAL,5);
DRAWICON(‖VAR2,HIGH*1.001,'S14');
DRAWICON(∣VAR2,LOW,'S14');
DRAWICON(CLOSE>上碎型 AND REF(CLOSE,1)<REF(上碎型,1),HIGH*1.015,4);
DRAWICON(CLOSE<下碎型 AND REF(CLOSE,1)>REF(下碎型,1),LOW*0.99,5);
DRAWICON(KU=1 AND REF(KU,1)=0 AND CLOSE<0,LOW,4);
DRAWICON(KD=-1 AND REF(KD,1)=0 AND CLOSE<0,HIGH*1.01,5);
DRAWICON(KU=0 AND REF(KU,1)=1 AND CLOSE<0,HIGH*1.01,7);
DRAWICON(KD=0 AND REF(KD,1)=-1 AND CLOSE<0,LOW,6);
STICKLINE(KAC=1 AND CLOSE>=OPEN,OPEN,CLOSE,8,1),colorFF;
STICKLINE(KAO=-1 AND CLOSE>=OPEN,OPEN,CLOSE,8,1),color6600;
STICKLINE(KAO=0 AND KAC=0 AND CLOSE>=OPEN,OPEN,CLOSE,8,1),color808080;
STICKLINE(CLOSE>=OPEN,HIGH,CLOSE,0.4,1),colorFF;
STICKLINE(CLOSE>=OPEN,OPEN,LOW,0.4,1),colorFF;
STICKLINE(KAC=1 AND CLOSE<OPEN,OPEN,CLOSE,8,0),colorFF;
STICKLINE(KAO=-1 AND CLOSE<OPEN,OPEN,CLOSE,8,0),color6600;
STICKLINE(KAO=0 AND KAC=0 AND CLOSE<OPEN,OPEN,CLOSE,8,0),color808080;
STICKLINE(OPEN>CLOSE,HIGH,OPEN,0.4,1),colorFFFF00;
STICKLINE(OPEN>CLOSE,CLOSE,LOW,0.4,1),colorFFFF00;
EXPLAIN(CLOSE>上碎型 AND REF(CLOSE,1)<REF(上碎型,1),'向上有效碎型/n被突破'),colorFFFF00;
EXPLAIN(CLOSE<下碎型 AND REF(CLOSE,1)>REF(下碎型,1),'向下有效碎型被突破'),colorFFFF00;
EXPLAINEX(BARSLAST(ABS(上碎型-REF(上碎型,1)))<(BARSLAST(CLOSE>上碎型 AND REF(CLOSE,1)<REF(上碎型,1))),'有效上碎型:',上碎型,2,1);
EXPLAINEX(BARSLAST(ABS(下碎型-REF(下碎型,1)))<(BARSLAST(CLOSE<下碎型 AND REF(CLOSE,1)>REF(下碎型,1))),'有效下碎型:',下碎型,2,1);
EXPLAIN(KAC=1,'AO与AC为多方趋势');
EXPLAIN(KAO=-1,'AO与AC为空方趋势');
EXPLAIN(KAC=0 AND KAO=0,'注意动量趋势是否即将反转');
EXPLAIN((REF(KAO,2)=-1 OR REF(KAC,2)=0 AND REF(KAO,2)=0) AND REF(KAC,1)=1 AND KAC=1,'红色区域多单进场');
EXPLAIN((REF(KAC,2)=1 OR REF(KAC,2)=0 AND REF(KAO,2)=0) AND REF(KAO,1)=-1 AND KAO=-1,'绿色区域空单进场');
EXPLAIN((REF(KAO,4)=-1 OR REF(KAC,4)=0 AND REF(KAO,4)=0) AND REF(KAC,3)=1 AND REF(KAC,2)=1 AND REF(KAC,1)=1 AND KAC=1,'红色区域多单停止加码');
EXPLAIN((REF(KAC,4)=1 OR REF(KAC,4)=0 AND REF(KAO,4)=0) AND REF(KAO,3)=-1 AND REF(KAO,2)=-1 AND REF(KAO,1)=-1 AND KAO=-1,'绿色区域空单停止加码');
KA:=IF(GREEN>RED AND RED>BLUE,1,IF(GREEN<RED AND RED<BLUE,-1,0));
EXPLAIN(KA=1,'鳄鱼向上张嘴, 作多不作空');
EXPLAIN(KA=-1,'鳄鱼向下张嘴, 作空不作多');
EXPLAIN(KA=0,'鳄鱼沈睡中,观望为主');
D3U:=HHV(REF(HIGH,1),3);
D3L:=LLV(REF(LOW,1),3);
K3K:=IF(CLOSE>D3U,1,IF(CLOSE<D3L,-1,IF((BARSLAST(CLOSE>D3U))<(BARSLAST(CLOSE<D3L)),1,-1)));
EXPLAIN(K3K=1,'短线多方趋势');
EXPLAIN(K3K=-1,'短线空方趋势');
EXPLAINEX(CLOSE>0,'短线反转价:',IF(K3K=1,D3L,D3U),2,1);
EXPLAIN(CLOSE<B2 AND B2<REF(B2,1),'中期空方趋势');
EXPLAIN(CLOSE<B2 AND B2>=REF(B2,1),'怀疑中期空方');
EXPLAIN(CLOSE>B2 AND B2>=REF(B2,1),'中期多方趋势');
EXPLAIN(CLOSE>B2 AND B2<REF(B2,1),'怀疑中期多方');
