{区间分析指标}
N:=20;
HH:=HHV(H,N);
LL:=LLV(L,N);
MID:=(HH+LL)/2;
UPPER:=HH;
LOWER:=LL;
DRAWKLINE(HIGH,OPEN,LOW,CLOSE);
DRAWBAND(UPPER,RGB(255,0,0),MID,RGB(0,255,0));
DRAWBAND(MID,RGB(0,255,0),LOWER,RGB(0,0,255));
STICKLINE(C>=O,C,O,3,0),COLORRED;
STICKLINE(C<O,C,O,3,0),COLORGREEN;
STICKLINE(C>=O,H,L,0,0),COLORRED;
STICKLINE(C<O,H,L,0,0),COLORGREEN;
