MAOverBoughtOverSold.efs

[eSignal_JasonK]

File Name: MAOverBoughtOverSold.efs

Description:
Moving Average (default of 13) of an Over Bought/Over Sold indicator: (((high-open) + (close-low))/ ((2*(high-low)))*100

Formula Parameters:
nLength: Default is 13 for moving average

Notes:


Download File:
MAOverBoughtOverSold.efs




EFS Code:

/*********************************
Provided By : eSignal. (c) Copyright 2003
*********************************/
addBand(80, PS_SOLID, 2, Color.black, "upper")
addBand(20, PS_SOLID, 2, Color.black, "lower")

function preMain() {
    setStudyTitle("Over Bought / Over Sold");
    setCursorLabelName("OB/OS", 0);
    setCursorLabelName("OB/OS MA", 1);
 
    setDefaultBarFgColor(Color.blue, 0);
    setDefaultBarFgColor(Color.red, 1);
    setDefaultBarThickness(1, 0);
    setDefaultBarThickness(2, 1);
    
    setStudyMax(100);
    setStudyMin(0);
}

var aMA = null;
var vret = null;
 
function main(nLength) {
    if (nLength == null)
        nLength = 13;
    
    if (aMA == null)
        aMA = new Array(13);
 
    var o = open();
    var h = high();
    var l = low();
    var c = close();
    var vret = (((h-o)+(c-l))/(2*(h-l)))*100
    
    if (getBarState() == BARSTATE_NEWBAR) {
        aMA.pop();
        aMA.unshift(vret)
    } else {
        aMA[0] = vret;
    }
    
    var dSum = 0;
    if (aMA[nLength-1] != null) {
        for (i = 0; i < nLength; ++i) {
            dSum += aMA[i];
        }
        var vMA = dSum/nLength;
    } else {
        return;
    }
    
    return new Array(vret, vMA);
}