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Bollinger Band Perfect Overbought Oversold Signals

Bollinger Band Perfect Overbought Oversold Signals
Bollinger Band Perfect Overbought Oversold Signals

//www.aflcode.com
_SECTION_BEGIN("Bollinger Band cloud");
P = ParamField("Price field",-1);
Periods = Param("Periods", 20, 2, 300, 1 );
Width = Param("Width", 2, 0, 10, 0.05 );
Color = ParamColor("Color", colorDarkGreen | styleNoLabel);

Plot( bbt = BBandTop( P, Periods, Width ), "BBTop" + _PARAM_VALUES(), colorGrey50, styleDashed | styleNoLabel ); 
Plot( bbb = BBandBot( P, Periods, Width ), "BBBot" + _PARAM_VALUES(), colorGrey50, styleDashed | styleNoLabel ); 

_SECTION_END();

_SECTION_BEGIN("BB Signals");
Sell=Cross(P,BBandTop( P, Periods, Width ));
Buy=Cross(P,BBandBot( P, Periods, Width ));
PlotShapes(IIf(Sell, shapeHollowStar , shapeNone), colorRed, 0, High, Offset=20);
PlotShapes(IIf(Buy, shapeHollowStar , shapeNone), colorBrightGreen, 0, Low, Offset=-20);
_SECTION_END();
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