i use this mainly to extract average Advance and Decline values to use on linear regression lines.
study(title="[RS]Price Advance & Decline Range Analysis V0", shorttitle="PA&DRA.V0", precision=5) seriesA = input("open") seriesB = input("close") AverageType = input("cap") length = input(24) sa = seriesA == "open" ? open : seriesA == "close" ? close : seriesA == "high" ? high : seriesA == "low" ? low : seriesA == "hl2" ? hl2 : seriesA == "hlc3" ? hlc3 : seriesA == "ohlc4" ? ohlc4 : na sb = seriesB == "open" ? open : seriesB == "close" ? close : seriesB == "high" ? high : seriesB == "low" ? low : seriesB == "hl2" ? hl2 : seriesB == "hlc3" ? hlc3 : seriesB == "ohlc4" ? ohlc4 : na //difrange = abs(sa-sb) posdifrange = sb-sa >= 0 ? sb-sa : 0 negdifrange = sb-sa <= 0 ? sb-sa : 0 //dfappex = nz(dfappex[1]) <= difrange ? difrange : nz(dfappex[1]) pdfappex = nz(pdfappex[1]) <= posdifrange ? posdifrange : nz(pdfappex[1]) ndfappex = nz(ndfappex[1]) >= negdifrange ? negdifrange : nz(ndfappex[1]) avgposrange = AverageType == "cap" ? cum(posdifrange)/(1+n) : AverageType == "sma" ? sma(posdifrange, length) : AverageType == "ema" ? ema(posdifrange, length) : AverageType == "dema" ? ema(ema(posdifrange, length),length) : na avgnegrange = AverageType == "cap" ? cum(negdifrange)/(1+n) : AverageType == "sma" ? sma(negdifrange, length) : AverageType == "ema" ? ema(negdifrange, length) : AverageType == "dema" ? ema(ema(negdifrange, length),length) : na avgmaxposrange = pdfappex * 0.7 avgmaxnegrange = ndfappex * 0.7 //plot(difrange) plot(posdifrange, color=green, style=columns) plot(negdifrange, color=red, style=columns) //plot(dfappex, color=gray) ta0 = plot(pdfappex, color=maroon, style=circles, linewidth=1) ba0 = plot(ndfappex, color=green, style=circles, linewidth=1) plot(avgposrange, color=gray, linewidth=2) plot(avgnegrange, color=gray, linewidth=2) ta1 = plot(avgmaxposrange, color=red, linewidth=1) ba1 = plot(avgmaxnegrange, color=lime, linewidth=1) fill(ta0, ta1, color=red, transp=75) fill(ba0, ba1, color=lime, transp=75) hline(0, color=black)