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HTML

<!DOCTYPE html>
<html>
<head>
	<title>Mengubah Isi Elemen HTML dengan Javascript</title>
</head>
<body>
	<p id="main">Hello, World</p>
	<button type="button" onclick="ubah();">Ubah Isi ELement</button>
	<script type="text/javascript">
		function ubah() {
			var p = document.getElementById('main');
			p.innerHTML = "Hello, Wildan";
		}
	</script>
</body>
</html>