通达信周线BOLL副图贴图无加密未加密选股指标公式源码

日线布林中线:ma(CLOSE,20)COLORBLUE,NODRAW;
日线布林上线:日线布林中线+2*STD(CLOSE,20) COLORCYAN,DOTLINE,NODRAW;
日线布林下线:日线布林中线-2*STD(CLOSE,20) COLORWHITE,DOTLINE,NODRAW;

周线布林中线:MA(CLOSE,20*4.2)COLORRED,LINETHICK2,NODRAW;
周线布林上线:周线布林中线+2*STD(CLOSE,20*4.2) COLORCYAN,LINETHICK2;
周线布林下线:周线布林中线-2*STD(CLOSE,20*4.2) COLORWHITE,LINETHICK2;

IF(周线布林中线>REF(周线布林中线,1),周线布林中线,DRAWNULL),COLORRED,LINETHICK2;
IF(周线布林中线<REF(周线布林中线,1),周线布林中线,DRAWNULL),COLORBROWN,DOTLINE,LINETHICK1;

收口:=(周线布林上线-周线布林下线)/周线布林下线<=0.25;