$(function () {
            Array.prototype.contains = function (obj) {
                a = this;
                for (var i = 0; i < a.length; i++) {
                    if (a[i] === obj) {
                        return i;
                    }
                }
                return -1;
            };
 
            var console = {};
            console.log = function (msg) {
                $("#result").append(msg.toString() + String.fromCharCode(60) + "br/" + String.fromCharCode(62));
            };
 
            function Car(brand, model) {
                // private member
                var _mileage = 0;
 
                // properties
                this.brand = brand;
                this.model = model;
 
                // methods
                this.run = function (mileage) {
                    _mileage = mileage;
                };
                this.getMileage = function () {
                    return _mileage;
                };
            }
 
            // class level methods
            Car.prototype.getCarData = function () {
                return this.brand + " " + this.model;
            };
 
            var myCar = new Car("VW", "POLO");
            myCar.run(100);
 
            var carData = myCar.getCarData();
            console.log(carData);
 
            var mileage = myCar.getMileage();
            console.log(mileage);
 
            var cars = [];
            cars.push(new Car("VW", "POLO"));
            cars.push(new Car("VW", "POLO"));
            cars.push(myCar);
 
            console.log(cars.indexOf(myCar));
            console.log(cars.contains(myCar));
            console.log($.inArray(myCar, cars));
 
            cars.forEach(function (item, index) {
                console.log(item.brand + " " + item.model);
            });
 
            for (var i = 0; i < cars.length; i++) {
                console.log(cars[0].brand + " " + cars[0].model);
            }
 
            $.each(cars, function (index, item) {
                console.log(item.brand + " " + item.model);
            });
 
            for (var prop in myCar) {
                if (typeof myCar[prop] == "string") {
                    console.log(prop + "=" + myCar[prop]);
                }
            }
        });