We would like to know how to add new method to DOM element.
<!DOCTYPE html>
<html>
<body>
<div id="test">test text</div>
<script type='text/javascript'>
<!--from ww w.j a v a 2 s. co m-->
function hello() {
console.log("hello world");
}
var x = document.getElementById("test");
x["hello"] = hello;
x.hello();
</script>
</body>
</html>
The code above is rendered as follows: