Build jQuery UI Datepicker - Show week of the year in JavaScript

Description

The following code shows how to build jQuery UI Datepicker - Show week of the year.

Example


<!-- Revised from demo code on http://jqueryui.com/ -->
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI Datepicker - Show week of the year</title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
<link type="text/css" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.4/themes/smoothness/jquery-ui.css" rel="stylesheet" />
<!--   w ww .  ja v a 2  s. c  o  m-->
<script>
$(function() {
$( "#datepicker" ).datepicker({
showWeek: true,
firstDay: 1
});
});
</script>
</head>
<body>

<p>Date: <input type="text" id="datepicker"></p>

<div class="demo-description">
<p>The datepicker can show the week of the year. The default calculation follows
the ISO 8601 definition: the week starts on Monday, the first week of the year
contains the first Thursday of the year. This means that some days from one
year may be placed into weeks 'belonging' to another year.</p>
</div>
</body>
</html>

Click to view the demo

The code above generates the following result.

Build jQuery UI Datepicker - Show week of the year in JavaScript