OOP-Javascript/ConstructorPatternExample.htm at master · vishymails/OOP-Javascript · GitHub

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<html>
<head>
    <title>Constructor Pattern Example</title>
    <script type="text/javascript">

        function Person(name, age, job){
            this.name = name;
            this.age = age;
            this.job = job;
            this.sayName = function(){
                alert(this.name);
            };
        }

        var person1 = new Person("Nicholas", 29, "Software Engineer");
        var person2 = new Person("Greg", 27, "Doctor");

        person1.sayName();   //"Nicholas"
        person2.sayName();   //"Greg"

        alert(person1 instanceof Object);  //true
        alert(person1 instanceof Person);  //true
        alert(person2 instanceof Object);  //true
        alert(person2 instanceof Person);  //true

        alert(person1.constructor == Person);  //true
        alert(person2.constructor == Person);  //true

        alert(person1.sayName == person2.sayName);  //false


    </script>
</head>
<body>

</body>
</html>