bu:=cross(high,SAR(3,1,20)); sel:=cross(sar(3,1,20),low); var1:=last(high<SAR(3,1,20)); var2:=last(low>sar(3,1,20)); drawflagtext(bu,high,'买入'); drawflagtext(sel,low,'卖出'); drawtext(bu,LOW,'B'),valign0,align1,coloryellow,linethick2; drawtext(sel,HIGH,'S'),valign2,align1,colorgreen,linethick2; STICKLINE(low>SAR(3,1,20) and isdown,high,open,0.5,1),colorred; STICKLINE(low>SAR(3,1,20) and isdown,close,open,7.5,1),colorred; STICKLINE(low>SAR(3,1,20) and isdown,close,low,0.5,1),colorred; STICKLINE(high<SAR(3,1,20) and isup,high,close,0.5,1),colorcyan; STICKLINE(high<SAR(3,1,20) and isup,close,open,7.5,1),colorcyan; STICKLINE(high<SAR(3,1,20) and isup,open,low,0.5,1),colorcyan; drawflagtext(high<SAR(3,1,20) and high>=ref(high,1),high,'明日突破'+forcast(sar(3,1,20),max(var1,2))+'建议关注'); drawflagtext(high<SAR(3,1,20) and high<ref(high,1),high,'持币观望'); drawflagtext(low>SAR(3,1,20) and low<=ref(low,1),low,'明日跌破'+forcast(sar(3,1,20),max(var2,2))+'注意止盈'); drawflagtext(low>SAR(3,1,20) and low>ref(low,1),low,'继续持股'); HHJSJDA:=(3*CLOSE+OPEN+LOW+HIGH)/6; 牛线:(20*HHJSJDA+19*REF(HHJSJDA,1)+18*REF(HHJSJDA,2)+17*REF(HHJSJDA,3)+16*REF(HHJSJDA,4)+15*REF(HHJ
