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<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>