Javascript Data Type How to - Calculate difference between two dates with timestamps








Question

We would like to know how to calculate difference between two dates with timestamps.

Answer


<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
<!--   www . j av a 2 s.  c o m-->
    var date1 = "2014-06-01 14:00:00";
    var date2 = "2014-06-02 14:00:00";
    var date3 = "2014-06-03 14:00:00";
    date1 = new Date(date1.replace(' ', 'T'));
    date2 = new Date(date2.replace(' ', 'T'));
    var diff = Math.abs(date2.getTime() - date1.getTime());
    document.writeln(diff);
    document.writeln('<br/>');
    date3 = new Date(date3.replace(' ', 'T'));
    date3.setTime(date3.getTime() + diff);
    document.writeln(date3);

</script>
</head>
<body>
</body>
</html>

The code above is rendered as follows: