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<!DOCTYPE html> <html> <body> <h2>JavaScript Object Constructors</h2> <p>You cannot add a new property to a constructor function.</p> <p id="demo"></p> <script> // Constructor function for Person objects function Person(first, last, age, eye) { this.firstName = first; this.lastName = last; this.age = age; this.eyeColor = eye; } // You can NOT add a new property to a constructor function Person.nationality = "English"; // Create 2 Person objects const myFather = new Person("John", "Doe", 50, "blue"); const myMother = new Person("Sally", "Rally", 48, "green"); // Display nationality document.getElementById("demo").innerHTML = "The nationality of my father is " + myFather.nationality; </script> </body> <!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_object_constructor4 by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:06:52 GMT --> </html>
