IIFE | m. | List all values of a property in data layer

(function(property) {
    for (var index = 0; index < dataLayer.length; index++) {
        if (dataLayer[index].ajaxLists != undefined) {
            console.log("It's dataLayer[" + index + "]");
            var theList = dataLayer[index].ajaxLists.vehicles;
            for (var i = 0; i < theList.length; i++) {
                var theVehicle = theList[i];
                // console.log( "Make: " + theVehicle.make );
                console.log(theVehicle[property]); // …print out the values
            }
        }
    }
})("condition");


// Two properties:
(function(property1,property2) {
    for (var index = 0; index < dataLayer.length; index++) {
        if (dataLayer[index].ajaxLists != undefined) {
            console.log("In dataLayer[" + index + "] we have the following:");
            var theList = dataLayer[index].ajaxLists.vehicles;
            for (var i = 0; i < theList.length; i++) {
                var theVehicle = theList[i];
                // console.log( "Make: " + theVehicle.make );
                console.log(property1 + ": " + theVehicle[property1] + ", " + property2 + ": " + theVehicle[property2] ); // …print out the values
            }
        }
    }
})("upgradeMobileBoost","listingPosition");

// v4: Use any number of arguments:
(function() {
    for (var index = 0; index < dataLayer.length; index++) {
        if (dataLayer[index].ajaxLists != undefined) {
            var theList = dataLayer[index].ajaxLists.vehicles;
            for (var i = 0; i < theList.length; i++) {
                var theVehicle = theList[i];
                console.log("==== ");
                console.log(theVehicle.make + " " + theVehicle.model);
                for (a = 0; a < arguments.length; a++) {
                    console.log(arguments[a] + " = " + theVehicle[arguments[a]]);
                }
            }
        }
    }
})("adType", "condition", "province", "financingPrice", "transmission");

// v5: Add the entry number for visual ease:
(function() {
    for (var index = 0; index < dataLayer.length; index++) {
        if (dataLayer[index].ajaxLists != undefined) {
            var theList = dataLayer[index].ajaxLists.vehicles;
            for (var i = 0; i < theList.length; i++) {
                var theVehicle = theList[i];
                console.log(i + " ==== ");
                console.log(theVehicle.make + " " + theVehicle.model);
                for (a = 0; a < arguments.length; a++) {
                    console.log(arguments[a] + " = " + theVehicle[arguments[a]]);
                }
            }
        }
    }
})("adType", "condition", "province", "financingPrice", "upgradeMobileBoost");

// v6: restore indication of where in the datalayer we are
(function() {
    for (var index = 0; index < dataLayer.length; index++) {
        if (dataLayer[index].ajaxLists != undefined){
            console.log("We're in dataLayer[" + index + "]"); // ← this line
            var theList = dataLayer[index].ajaxLists.vehicles;
            for (var i = 0; i < theList.length; i++) {
                var theVehicle = theList[i];
                console.log(i + " ==== ");
                console.log(theVehicle.make + " " + theVehicle.model);
                for (a = 0; a < arguments.length; a++) {
                    console.log(arguments[a] + " = " + theVehicle[arguments[a]]);
                }
            }
        }
    }
})("adType", "condition", "province", "financingPrice", "upgradeMobileBoost");