{布林线收口变窄擒牛指标公式} MTR:=MAX(MAX((H-L),ABS(REF(C,1)-H)),ABS(REF(C,1)-L));{真实波幅} ATR:=MA(MTR,14);{平均真实波幅} BOLL:MA(C,20);{布林线中轨} UB:BOLL+2*STD(C,20);{布林线上轨} LB:BOLL-2*STD(C,20);{布林线下轨} HH:=HHV(H,30);{30日最高价} LL:=LLV(L,30);{30日最低价} LC:=(C-LL)/(HH-LL)<0.4;{收盘价在30日低位} SK:=UB-BOLL<ATR;{上轨与中轨的距离小于ATR,表现为布林线收口} KX:=C/REF(C,1)>1.01 AND C>MA(C,10) AND VOL>MA(VOL,5);{涨幅大于1%,收盘价大于10日均线,成交量大于5日均量} A1:=KX AND LC AND BARSLAST(SK)<5;{满足KX条件,收盘价在低位,距离上次布林线收口小于5个周期} DRAWICON(A1,L,1);{满足A1画红箭头} STICKLINE(A1,H,L,0,0),COLORYELLOW;{满足A1画黄色K线} STICKLINE(A1,O,C,3,0),COLORYELLOW;{满足A1画黄色K线}; |
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