Bullish Belt Hold automatic finding script — Indicator by HPotter

Hi
Let me introduce my Bullish Belt Hold automatic finding script.
The Bullish Belt Hold is a long up candlestick in an downtrend which
opens with a gap at its low and closes well above the open.

Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

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////////////////////////////////////////////////////////////
//  Copyright by HPotter v1.0 09/04/2014
//    The Bullish Belt Hold is a long up candlestick in an downtrend which 
//    opens with a gap at its low and closes well above the open.
////////////////////////////////////////////////////////////

study(title = "Bullish Belt Hold", overlay = true)
lower = lowest(10)[1]
barcolor(low == open ?  open < lower ? open < close ? close > ((high[1] - low[1]) / 2) + low[1] ? yellow :na :na  : na : na)