Class Intro

<!DOCTYPE html>
<html>
<body>

<h2>JavaScript Class Method</h2>

<p>Pass a parameter into the "age()" method.</p>

<p id="demo"></p>

<script>
class Car {
  constructor(name, year) {
    this.name = name;
    this.year = year;
  }
  age(x) {
    return x - this.year;
  }
}

let date = new Date();
let year = date.getFullYear();

let myCar = new Car("Ford", 2014);
document.getElementById("demo").innerHTML=
"My car is " + myCar.age(year) + " years old.";
</script>

</body>
</html>