jQuery UI Datepicker altFormat Option

Last Updated : 19 Feb, 2021

jQuery UI consists of GUI widgets, visual effects, and themes implemented using jQuery, CSS, and HTML. jQuery UI is great for building UI interfaces for the webpages. jQuery UI Datepickers widget allow users to enter dates easily and visually. In this article, we will see how to use the altFormat option in jQuery UI Datepicker.
The altFormat option is used to set the value in the format we want in the jQuery UI Datepicker.

Syntax:

$(".selector").datepicker(
   { altField: "#field",
   altFormat: "mm-yy-dd" }
);

Approach: First, add jQuery UI scripts needed for your project.

<link href = “https://code.jquery.com/ui/1.10.4/themes/ui-lightness/jquery-ui.css” rel = “stylesheet”>
<script src = “https://code.jquery.com/jquery-1.10.2.js”></script>
<script src = “https://code.jquery.com/ui/1.10.4/jquery-ui.js”></script>

Example:

HTML

<!doctype html> 
<html lang="en"> 
  
<head> 
    <meta charset="utf-8"> 
    <link href= 
"https://code.jquery.com/ui/1.10.4/themes/ui-lightness/jquery-ui.css"
        rel="stylesheet"> 
  
    <script src="https://code.jquery.com/jquery-1.10.2.js"></script> 
  
    <script src="https://code.jquery.com/ui/1.10.4/jquery-ui.js"> 
    </script> 
  
    <!-- JavaScript code -->
    <script> 
        $(function () { 
            $("#gfg").datepicker( 
                { 
                    altField: "#field", 
                    altFormat: "mm-yy-dd" 
                } 
            ); 
        }); 
    </script> 
</head> 
  
<body> 
    <h1>GeeksforGeeks</h1> 
  
    <h3>jQuery UI | datepicker altFormat option</h3> 
  
    <!-- HTML -->
    <p>Enter Date: <input type="text" id="gfg"></p> 
      
    <input type="text" id="field"> 
</body> 
  
</html> 