Javascript Data Type How to - Calculate difference between two dates yyyy-mm-dd








Question

We would like to know how to calculate difference between two dates yyyy-mm-dd.

Answer


<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
<!--from   w w  w . j av  a 2 s.c  om-->
var start_date = "2010-10-05"
var end_date = "2010-10-15"
var diff =  Math.floor(( Date.parse(end_date) - Date.parse(start_date) ) / 86400000);
document.writeln(diff)
start_date = "2010-10-05"
end_date = "2010-10-15"
var diff =  Math.floor(
    (
        Date.parse(
            end_date.replace(/-/g,'\/')
    ) - Date.parse(
            start_date.replace(/-/g,'\/')
    )               
    ) / 86400000);
document.writeln(diff)

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

The code above is rendered as follows: