A1:=REF(H,N)=HHV(H,2*N+1);
B1:=FILTER(A1,N);
C1:=BACKSET(B1,N+1);
D1:=FILTER(C1,N);
A2:=REF(L,N)=LLV(L,2*N+1);
B2:=FILTER(A2,N);
C2:=BACKSET(B2,N+1);
D2:=FILTER(C2,N);
E1:=(REF(LLV(L,2*N),1)+REF(HHV(H,2*N),1))/2; E2:=(H+L)/2;
H1:=(D1 AND NOT(D2 AND E1>=E2)) OR ISLASTBAR=1 OR BARSCOUNT(C)=1;
L1:=(D2 AND NOT(D1 AND E1<E2)); H2:=D1 AND NOT(D2 AND E1>=E2);
X1:=REF(BARSLAST(H1),1)+1; F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS
(IF(L1,L,10000),X1));
G1:=F1>REF(F1,1); I1:=BACKSET(G1,2); LD:=I1>REF(I1,1);
L2:=LD OR ISLASTBAR=1 OR BARSCOUNT(C)=1;
X2:=REF(BARSLAST(L2),1)+1; F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS
(IF(H2,H,0),X2));
G2:=F2>REF(F2,1); I2:=BACKSET(G2,2); HD:=I2>REF(I2,1);
R1:=BACKSET(ISLASTBAR=1,BARSLAST(HD)+1);
S1:=R1>REF(R1,1);
T1:=BACKSET(ISLASTBAR=1,BARSLAST(LD)+1);
U1:=T1>REF(T1,1);
R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2);
S2:=R2>REF(R2,1);
T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2);
U2:=T2>REF(T2,1);
短期壓力:DRAWLINE(S2,H,S1,H,1),COLORRED;
短期支撐:DRAWLINE(U2,L,U1,L,1),COLORGREEN;
UPPERL: MA(HIGH,N1)*(1+P1/100),COLORWHITE;
UPPERS: MA(HIGH,N2)*(1+P2/100),COLORYELLOW;
LOWERS: MA(LOW,N2)*(1-P2/100),COLORFF00FF;
LOWERL: MA(LOW,N1)*(1-P1/100),COLOR00FF00;