forexpirate

Double Bollinger Bands Strategy

Double Bollinger Strategy. Price crosses inner BB (with increasing outer BB) long is placed. Long is closed when price closes below outer BB. Reversed for short. The numbers are tuned for NZDUSD 15min chart.

Pbin = percent on inner BB
Pbout = percent on outer BB

There are all kinds of other inputs, trailing stop, limit, etc.

Errors, questions, suggestions are wanted, thank you
Skrip open-source

Dalam semangat TradingView, penulis dari skrip ini telah mempublikasikannya ke sumber-terbuka, maka trader dapat mengerti dan memverifikasinya. Semangat untuk penulis! Anda dapat menggunakannya secara gratis, namun penggunaan kembali kode ini dalam publikasi diatur oleh Tata Tertib. Anda dapat memfavoritkannya untuk digunakan pada chart

Pernyataan Penyangkalan

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Inggin menggunakan skrip ini pada chart?
//@version=2
strategy("BB Strat",default_qty_type = strategy.percent_of_equity, default_qty_value = 100,currency="USD",initial_capital=100, overlay=true)
l=input(title="length",defval=100)
pbin=input(type=float,step=.1,defval=.25)
pbout=input(type=float,step=.1,defval=1.5)
ma=sma(close,l)
sin=stdev(ma,l)*pbin
sout=stdev(ma,l)*pbout
inu=sin+ma
inb=-sin+ma
outu=sout+ma
outb=-sout+ma
plot(inu,color=lime)
plot(inb,color=lime)
plot(outu,color=red)
plot(outb,color=yellow)

inpTakeProfit = input(defval = 0, title = "Take Profit", minval = 0)
inpStopLoss = input(defval = 0, title = "Stop Loss", minval = 0)
inpTrailStop = input(defval = 0, title = "Trailing Stop Loss", minval = 0)
inpTrailOffset = input(defval = 0, title = "Trailing Stop Loss Offset", minval = 0)
useTakeProfit = inpTakeProfit >= 1 ? inpTakeProfit : na
useStopLoss = inpStopLoss >= 1 ? inpStopLoss : na
useTrailStop = inpTrailStop >= 1 ? inpTrailStop : na
useTrailOffset = inpTrailOffset >= 1 ? inpTrailOffset : na


longCondition = close>inu and rising(outu,1) 
exitlong = (open[1]>outu and close<outu) or crossunder(close,ma)

shortCondition = close<inb and falling(outb,1)
exitshort = (open[1]<outb and close>outb) or crossover(close,ma)

strategy.entry(id = "Long", long=true, when = longCondition)
strategy.close(id = "Long", when = exitlong)
strategy.exit("Exit Long", from_entry = "Long", profit = useTakeProfit, loss = useStopLoss, trail_points = useTrailStop, trail_offset = useTrailOffset, when=exitlong)

strategy.entry(id = "Short", long=false, when = shortCondition)
strategy.close(id = "Short", when = exitshort)
strategy.exit("Exit Short", from_entry = "Short", profit = useTakeProfit, loss = useStopLoss, trail_points = useTrailStop, trail_offset = useTrailOffset, when=exitshort)