未来函数检测结果如下：
该公式包含未来函数:BACKSET
A1:=REF(HIGH,10)=HHV(HIGH,2*10+1);
B1:=FILTER(A1,10);
C1:=BACKSET(B1,10+1);
D1:=FILTER(C1,10);{高点}
A2:=REF(LOW,10)=LLV(LOW,2*10+1);
B2:=FILTER(A2,10);
C2:=BACKSET(B2,10+1);
D2:=FILTER(C2,10);{低点}
E1:=(REF(LLV(LOW,2*10),1)+REF(HHV(HIGH,2*10),1))/2;
E2:=(HIGH+LOW)/2;
H1:=(D1 AND NOT((D2 AND E1>=E2))) OR ISLASTBAR OR BARSCOUNT(CLOSE)=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,LOW,10000),X1));
G1:=F1>REF(F1,1);
I1:=BACKSET(G1,2);
LD:=I1>REF(I1,1);{过滤后低点}
L2:=LD OR ISLASTBAR OR BARSCOUNT(CLOSE)=1;
X2:=REF(BARSLAST(L2),1)+1;
F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,HIGH,0),X2));
G2:=F2>REF(F2,1);
I2:=BACKSET(G2,2);
HD:=I2>REF(I2,1);{过滤后高点}
浪折线上:DRAWLINE(LD,L,HD,H,0),COLOR00FFFF,LINETHICK1;
下:DRAWLINE(HD,H,LD,L,0),COLOR00FFFF,LINETHICK1;
J1:=BACKSET(ISLASTBAR ,MIN(BARSLAST(HD),BARSLAST(LD))+1);
J2:=J1>REF(J1,1);
新浪顶底线:DRAWLINE(J2,IF(HD,H,L),ISLASTBAR ,IF(BARSLAST(HD)>BARSLAST(LD),H,L),0),COLOR00FF00;
UU:=BACKSET(ISLASTBAR,BARSLAST(LD)+1);
VV:=UU>REF(UU,1);
WW:=BACKSET(VV,REF(BARSLAST(LD),1)+2);
XX:=WW>REF(WW,1);
浪底粗线:DRAWLINE(XX,L,VV,L,1),COLORFFFFFF,LINETHICK2,DOTLINE;
UU2:=BACKSET(ISLASTBAR,BARSLAST(HD)+1);
VV2:=UU2>REF(UU2,1);
WW2:=BACKSET(VV2,REF(BARSLAST(HD),1)+2);
XX2:=WW2>REF(WW2,1);
浪顶细线:DRAWLINE(XX2,H,VV2,H,1),COLORFFFF00,LINETHICK1,DOTLINE;
N:=WEEKDAY;
AA:=REF(H,N)=HHV(H,2*N+1);
AA1:=REF(L,N)=LLV(L,2*N+1);
QY:=BACKSET(AA,N+1);
QY1:=BACKSET(AA1,N+1);
CC:=FILTER(QY,N) AND H=HHV(H,N+1);
CC1:=FILTER(QY1,N) AND L=LLV(L,N+1);
DDD:=BARSLAST(CC);
DD1:=BARSLAST(CC1);
GDTS:=IF(CC,CURRBARSCOUNT,0);
DDTS:=IF(CC1,CURRBARSCOUNT,0);
DINGBUTS:=IF(DDD,REF(GDTS,DDD),GDTS);
DDTS1:=IF(DD1,REF(DDTS,DD1),DDTS);
GDCS1:=CONST(DINGBUTS);
DDCS1:=CONST(DDTS1);
GDCS13:=CONST(REF(HIGH,GDCS1-1));
DDCS13:=CONST(REF(L,DDCS1-1));
DINGBUTS1:=REF(DINGBUTS,DDD+1);
DDTS2:=REF(DDTS1,DD1+1);
GDCS2:=CONST(DINGBUTS1);
DDCS2:=CONST(DDTS2);
GDCS23:=CONST(REF(HIGH,DINGBUTS1-1));
DDCS23:=CONST(REF(L,DDTS2-1));
XG1:=BACKSET(ISLASTBAR,GDCS1);
XD1:=BACKSET(ISLASTBAR,DDCS1);
XG2:=BACKSET(ISLASTBAR,DINGBUTS1);
XD2:=BACKSET(ISLASTBAR,DDTS2);
EXP1:=EMA(CLOSE, 12), COLORYELLOW, LINETHICK1;
EXP2:=EMA(CLOSE, 47), COLORLIMAGENTA, LINETHICK1;
STICKLINE(C>EXP1 AND C>EXP2, H, L, 0, 0), COLORRED;{上下影线，可不画}
STICKLINE(C>EXP1 AND C>EXP2 AND C>=O, O, C, 2.3, 1), COLORRED;
STICKLINE(C>EXP1 AND C>EXP2 AND C<O, O, C, 2.3, 0), COLORRED;
STICKLINE(C<EXP1 AND C>EXP2, H, L, 0, 0), COLORYELLOW;{上下影线，可不画}
STICKLINE(C<EXP1 AND C>EXP2 AND C>=O, O, C, 2.3, 1), COLORYELLOW;
STICKLINE(C<EXP1 AND C>EXP2 AND C<O, O, C, 2.3, 0),COLORYELLOW;
STICKLINE(C>EXP1 AND C<EXP2, H, L, 0, 0),COLORFF8000;{上下影线，可不画}
STICKLINE(C>EXP1 AND C<EXP2 AND C>=O, O, C, 2.3, 1), COLORFF8000;
STICKLINE(C>EXP1 AND C<EXP2 AND C<O, O, C, 2.3, 0),COLORFF8000;
STICKLINE(C<EXP1 AND C<EXP2, H, L, 0, 0), COLORGREEN;{上下影线，可不画}
STICKLINE(C<EXP1 AND C<EXP2 AND C>=O, O, C, 2.3, 1), COLORGREEN;
STICKLINE(C<EXP1 AND C<EXP2 AND C<O, O, C, 2.3, 0), COLORGREEN;
STICKLINE(XG2,GDCS23,GDCS23,2,0),COLORFF8000;
STICKLINE(XG1,GDCS13,GDCS13,2,0),COLORYELLOW;
STICKLINE(XD2,DDCS23,DDCS23,2,0),COLORGRAY;
STICKLINE(XD1,DDCS13,DDCS13,2,0),COLORCYAN;
原理解析：
A1赋值:10日前的最高价=2*10+1日内最高价最高值
B1赋值:A1的10过滤
C1赋值:BACKSET(B1,10+1)
D1赋值:C1的10过滤
{高点}
A2赋值:10日前的最低价=2*10+1日内最低价最低值
B2赋值:A2的10过滤
C2赋值:BACKSET(B2,10+1)
D2赋值:C2的10过滤
{低点}
E1赋值:(REF(2*10日内最低价最低值,1)+REF(2*10日内最高价最高值,1))/2
E2赋值:(最高价+最低价)/2
H1赋值:(D1 AND NOT((D2 AND E1>=E2))) OR ISLASTBAR OR 收盘价的有效数据周期数=1
L1赋值:(D2 AND NOT((D1 AND E1
X1赋值:REF(上次H1距今天数,1)+1
如果L1返回最低价否则返回10000
G1赋值:F1>1日前的F1
I1赋值:BACKSET(G1,2)
LD赋值:I1>1日前的I1
{过滤后低点}
L2赋值:LD OR ISLASTBAR OR 收盘价的有效数据周期数=1
X2赋值:REF(上次L2距今天数,1)+1
如果H2返回最高价否则返回0
G2赋值:F2>1日前的F2
I2赋值:BACKSET(G2,2)
HD赋值:I2>1日前的I2
输出{过滤后高点}
浪折线上:DRAWLINE(LD,L,HD,H,0),COLOR00FFFF,LINETHICK1
输出下:DRAWLINE(HD,H,LD,L,0),COLOR00FFFF,LINETHICK1
J1赋值:BACKSET(ISLASTBAR ,MIN(上次HD距今天数,BARSLAST(LD))+1)
J2赋值:J1>1日前的J1
如果HD返回H否则返回L
UU赋值:BACKSET(ISLASTBAR,上次LD距今天数+1)
VV赋值:UU>1日前的UU
WW赋值:BACKSET(VV,REF(上次LD距今天数,1)+2)
XX赋值:WW>1日前的WW
输出浪底粗线:DRAWLINE(XX,L,VV,L,1),COLORFFFFFF,LINETHICK2,DOTLINE
UU2:=BACKSET(ISLASTBAR,上次HD距今天数+1)
VV2:=UU2>1日前的UU2
WW2:=BACKSET(VV2,REF(上次HD距今天数,1)+2)
XX2赋值:WW2>1日前的WW2
输出浪顶细线:DRAWLINE(XX2,H,VV2,H,1),COLORFFFF00,LINETHICK1,DOTLINE
N赋值:WEEKDAY
AA赋值:N日前的H=2*N+1日内H最高值
AA1赋值:N日前的L=2*N+1日内L最低值
QY赋值:BACKSET(AA,N+1)
QY1:=BACKSET(AA1,N+1)
CC赋值:QY的N过滤 AND H=N+1日内H最高值
CC1赋值:QY1的N过滤 AND L=N+1日内L最低值
DDD赋值:上次CC距今天数
DD1赋值:上次CC1距今天数
如果CC返回CURRBARSCOUNT否则返回0
如果CC1返回CURRBARSCOUNT否则返回0
DINGBUTS:=IF(DDD,DDD日前的GDTS,GDTS)
DDTS1:=IF(DD1,DD1日前的DDTS,DDTS)
GDCS1赋值:CONST(DINGBUTS)
DDCS1赋值:CONST(DDTS1)
GDCS13:=CONST(GDCS1-1日前的最高价)
DDCS13:=CONST(DDCS1-1日前的L)
DINGBUTS1:=DDD+1日前的DINGBUTS
DDTS2:=DD1+1日前的DDTS1
GDCS2赋值:CONST(DINGBUTS1)
DDCS2赋值:CONST(DDTS2)
GDCS23:=CONST(DINGBUTS1-1日前的最高价)
DDCS23:=CONST(DDTS2-1日前的L)
XG1赋值:BACKSET(ISLASTBAR,GDCS1)
XD1赋值:BACKSET(ISLASTBAR,DDCS1)
XG2赋值:BACKSET(ISLASTBAR,DINGBUTS1)
XD2赋值:BACKSET(ISLASTBAR,DDTS2)
EXP1赋值:收盘价的 12日指数移动平均, 画黄色, LINETHICK1
EXP2赋值:收盘价的 47日指数移动平均, COLORLIMAGENTA, LINETHICK1
当满足条件C>EXP1 AND C>EXP2时,在 H和 L之间画柱状线
当满足条件C>EXP1 AND C>EXP2 AND C>=O时,在 O和 C之间画柱状线
当满足条件C>EXP1 AND C>EXP2 AND C
当满足条件C
当满足条件C
当满足条件C>EXP1 AND C
当满足条件C
当满足条件XG1时,在GDCS13和GDCS13之间画柱状线
当满足条件XD2时,在DDCS23和DDCS23之间画柱状线
当满足条件XD1时,在DDCS13和DDCS13之间画柱状线
