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<!DOCTYPE html> <html> <body> <h1>JavaSript Objects</h1> <h2>The defineProperty() Method</h2> <p>The defineProperty() method can define setters and getters:</p> <p id="demo"></p> <script> // Create an Object: const person = { firstName: "John", lastName : "Doe", language : "NO" }; // Change a Property: Object.defineProperty(person, "language", { get : function() { return language }, set : function(value) { language = value.toUpperCase()} }); // Change language person.language = "en"; // Display language document.getElementById("demo").innerHTML = person.language; </script> </body> </html>
