Return a deep property of an object

get-deep-prop.js

var myObject = {
    one: {
        two: {
            three: 'This is the string you want to see'
        }
    }
}


function getObjectProps(objTarget, strProp) {
    // objTarget: An object that is several levels deep.
    // strProp: Property string for that object.
    // Example call: getObjectProps(myObject, "one.two.three");
    // Returns: 'This is the string you want to see'

    
    // Reference to the current object, which will be redefined as we drill down into it.
    // Also making an array by splitting the string along the period.
    var objTemp = objTarget,
        arrProp = strProp.split('.');

    // Loop through the new array, and go deeper into the object each time.
    for (var i = 0; i < arrProp.length; i++) {
        objTemp = objTemp[arrProp[i]];
    }
    // Return the final object property.
    return objTemp;
};