N值可以改变设定，

值的大小在 1--9 之间 也就是说明所包的K线数量，

包线在6个左右，成功率非常高。

结合其他指标如成交量，相信一定会有好的收成。
{阳包线}
N:=7  ;{N值 1~9}
 B1:=REF(L,1)>=O AND REF(H,1)  B2:=REF(L,2)>=O AND REF(H,2)  B3:=REF(L,3)>=O AND REF(H,3)  B4:=REF(L,4)>=O AND REF(H,4)  B5:=REF(L,5)>=O AND REF(H,5)  B6:=REF(L,6)>=O AND REF(H,6)  B7:=REF(L,7)>=O AND REF(H,7)  B8:=REF(L,8)>=O AND REF(H,8)  B9:=REF(L,9)>=O AND REF(H,9)

 C1:=B1 AND N=1;
 C2:=B1 AND B2 AND N=2;
 C3:=B1 AND B2 AND B3 AND N=3;
 C4:=B1 AND B2 AND B3 AND B4 AND N=4;
 C5:=B1 AND B2 AND B3 AND B4 AND B5 AND N=5;
 C6:=B1 AND B2 AND B3 AND B4 AND B5 AND B6 AND N=6;
 C7:=B1 AND B2 AND B3 AND B4 AND B5 AND B6 AND B7 AND N=7;
 C8:=B1 AND B2 AND B3 AND B4 AND B5 AND B6 AND B7 AND B8 AND N=8;
 C9:=B1 AND B2 AND B3 AND B4 AND B5 AND B6 AND B7 AND B8 AND B9 AND N=9;

 XG:C1 OR C2 OR C3 OR C4 OR C5 OR C6 OR C7 OR C8 OR C9;

 {阳包阴}
N:=3  ;{N值 1~9}
 A1:=REF(O,1)>REF(C,1) OR REF(C,1)  A2:=REF(O,2)>REF(C,2) OR REF(C,2)  A3:=REF(O,3)>REF(C,3) OR REF(C,3)  A4:=REF(O,4)>REF(C,4) OR REF(C,4)  A5:=REF(O,5)>REF(C,5) OR REF(C,5)  A6:=REF(O,6)>REF(C,6) OR REF(C,6)  A7:=REF(O,7)>REF(C,7) OR REF(C,7)  A8:=REF(O,8)>REF(C,8) OR REF(C,8)  A9:=REF(O,9)>REF(C,9) OR REF(C,9)

 B1:=REF(L,1)>=O AND REF(H,1)  B2:=REF(L,2)>=O AND REF(H,2)  B3:=REF(L,3)>=O AND REF(H,3)  B4:=REF(L,4)>=O AND REF(H,4)