Breadth Thrust

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BreadthThrust.efs  EFSLibrary - Discussion Board

File Name: BreadthThrust.efs

Breadth Thrust

Formula Parameters:
Exchange : NYSE
Length : 10


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EFS Code:

/*********************************Provided By:      eSignal (Copyright c eSignal), a division of Interactive Data     Corporation. 2009. All rights reserved. This sample eSignal     Formula Script (EFS) is for educational purposes only and may be     modified and saved under a new file name.  eSignal is not responsible    for the functionality once modified.  eSignal reserves the right     to modify and overwrite this EFS file with each new release.Description:            Breadth Thrust    Version:            1.0  07/06/2009    Formula Parameters:                     Default:    Exchange                            NYSE    Length                              10Notes:**********************************/var fpArray = new Array();var bInit = false;function preMain(){    setPriceStudy(false);    setStudyTitle("Breadth Thrust");    setCursorLabelName("Thrust");        var x=0;    fpArray[x] = new FunctionParameter("sExchange", FunctionParameter.STRING);	with(fpArray[x++]){        setName("Exchange");        addOption("NYSE");         addOption("NASDAQ");                 setDefault("NYSE");    }    fpArray[x] = new FunctionParameter("Length", FunctionParameter.NUMBER);	with(fpArray[x++]){        setLowerLimit(1);		        setDefault(10);    }}var xBreadthThrust = null;function main(sExchange, Length){var nBarState = getBarState();    if (nBarState == BARSTATE_ALLBARS) {        if (sExchange == null) sExchange = "NYSE";        if (Length == null) Length = 10;    }    if(!bInit){        xBreadthThrust = sma(Length, efsInternal("Calc_Thrust", sExchange));    }    return xBreadthThrust.getValue(0);}var xAdvance = null;var xDecline = null;function Calc_Thrust(_exchange){    if(getBarState() == BARSTATE_ALLBARS){        if(_exchange == "NYSE"){            xAdvance = close(sym("$ADV"));            xDecline = close(sym("$DECL"));        }else if(_exchange == "NASDAQ"){            xAdvance = close(sym("$ADVQ"));            xDecline = close(sym("$DECLQ"));        }    }    if(xAdvance.getValue(0) == null || xDecline.getValue(0) == null) return;    if((xAdvance.getValue(0) != 0 && xAdvance.getValue(0)+xDecline.getValue(0)) != 0)        var Thrust = xAdvance.getValue(0) / (xAdvance.getValue(0)+xDecline.getValue(0));    return Thrust;}