Car.prototype.getSpeed

i구야 2015. 2. 24. 15:49

<html>
<body>
<script>
function Car(a,b){
this.color=a;
this.speed=b;
this.getColor=function(){
return this.color;
}
}

var car1=new Car("red",100);
document.write(car1.getColor()); // red
Car.prototype.getSpeed=function(){ return this.speed; }

document.write(car1.getSpeed()+"<br>");

var car2=new Car("blue",200);

document.write(car2.getColor()); // blue
document.write(car2.getSpeed());

</script>
</body>
</html>