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<!DOCTYPE html>
<html>
<body>
​
<h1>JavaScript 对象</h1>
​
<p id="demo"></p>
​
<script>
function Person(first, last, age, eye) {
  this.firstName = first;
  this.lastName = last;
  this.age = age;
  this.eyeColor = eye;
  this.nationality = "English";
}
​
var myFriend = new Person("Bill", "Gates", 62, "blue");
var myBrother = new Person("Steve", "Jobs", 56, "green");
​
document.getElementById("demo").innerHTML =
"The nationality of my friend is " + myFriend.nationality + ". The nationality of my brother is " + myBrother.nationality;
</script>
​
</body>
</html>
​