<html><body><h2>JavaScript 对象构造函数</h2><p id="demo"></p><script>// Person 对象的构造函数function Person(first, last, age, eye) { this.firstName = first; this.lastName = last; this.age = age; this.eyeColor = eye;}// 创建 2 个 Person 对象var myFather = new Person("John", "Doe", 50, "blue");var myMother = new Person("Sally", "Rally", 48, "green");// 为第一个对象添加一个 name 方法myFather.name = function() { return this.firstName + " " + this.lastName;};// Display full namedocument.getElementById("demo").innerHTML ="My father is " + myFather.name(); </script></body></html>