Write a JavaScript program display time after user clicks button.
<html>
<head>
<title>Display time on button click using function</title>
</head>
<body>
<p>Click the button to display the date.</p>
<button onclick="displayDate()">The time is?</button>
<script>
function displayDate() {
document.getElementById("demo").innerHTML = Date();
}
</script>
<p id="demo"></p>
</body>
</html>
