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TY:=H;

TY2:=L;

A1:=REF(TY,10)=HHV(TY,2*10+1); 

B1:=FILTER(A1,10); 

C1:=BACKSET(B1,10+1); 

HD:=FILTER(C1,10);

A2:=REF(TY2,10)=LLV(TY2,2*10+1); 

B2:=FILTER(A2,10); 

C2:=BACKSET(B2,10+1); 

LD:=FILTER(C2,10);

前期高位:REF(H,BARSLAST(HD)),COLOR00FF00,POINTDOT;

STICKLINE1(H,前期高位,前期高位,8,0),COLORRED;

前期低位:REF(L,BARSLAST(LD)),COLOR00FF00,POINTDOT;

STICKLINE1(L,前期低位,前期低位,8,0),COLORBLUE;

DRAWNUMBER1(FILTER(C1,10),HIGH,H,2);