JavaScript Program to Create Count Down Timer in JavaScript
Write a JavaScript program to create count down timer in JavaScript.
Source Code
<html>
<head>
<title>setInterval() method</title>
<script type="text/javaScript">
var count;
var panel;
var timer;
function init()
{
count = 10;
panel = document.getElementById('panel');
timer = setInterval('countDown()', 1000);
}
function countDown()
{
if(count == 0)
{
panel.innerHTML = 'TIME UP :-(';
clearTimeout(timer);
}
else
{
panel.innerHTML = count;
count--;
}
}
</script>
</head>
<body onload="init()">
<h2 id="panel">Count down begins...</h2>
</body>
</html>
Output
