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<!DOCTYPE html> <html> <body> <h2>JavaScript Getters and Setters</h2> <p>Getters and setters allow you to get and set properties via methods.</p> <p>This example has a modified setter to secure upper case uppdates of language.</p> <p id="demo"></p> <script> // Create an object: var person = { firstName: "John", lastName : "Doe", language : "", set lang(value) { this.language = value.toUpperCase(); } }; // Set an object property using a setter: person.lang = "en"; // Display data from the object: document.getElementById("demo").innerHTML = person.language; </script> </body> </html>
