jQuery UI Selectmenu instance() Method

Last Updated : 01 Jun, 2022

jQuery UI consists of GUI widgets, visual effects, and themes implemented using HTML, CSS, and jQuery. jQuery UI is great for building UI interfaces for the webpages. The jQuery UI selectmenu widget can provide us with select options. We can use this widget to make a form for different actions.

The jQuery UI Selectmenu instance() method is used to get the selectmenu instance object. If the selectmenu element does not have an associate element, then it returns undefined.

Syntax:

$( ".selector" ).selectmenu("instance");

Parameters: This method does not accept any parameters.

Return Value: This method returns the selectmenu instance object.

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

<link rel=”stylesheet” href=”//code.jquery.com/ui/1.12.1/themes/smoothness/jquery-ui.css”>
<script src=”//code.jquery.com/jquery-1.12.4.js”></script>
<script src=”//code.jquery.com/ui/1.12.1/jquery-ui.js”></script>

Example: This example describes the uses of the jQuery UI Selectmenu instance() method.

HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <meta charset="utf-8"> 
    <title> 
        jQuery UI Selectmenu instance() Method 
    </title> 
    <link rel="stylesheet"
          href= 
"//code.jquery.com/ui/1.12.1/themes/smoothness/jquery-ui.css"> 
    <script src="//code.jquery.com/jquery-1.12.4.js"></script> 
    <script src= 
        "//code.jquery.com/ui/1.12.1/jquery-ui.js"> 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color: green;"> 
            GeeksforGeeks 
        </h1> 
  
        <h3>jQuery UI Selectmenu instance() Method</h3> 
  
        <label for="sub">Select Computer Subject:</label> 
   
        <select name="sub" id="sub"> 
            <option value="html">HTML</option> 
            <option value="css">CSS</option> 
            <option value="js">JavaScript</option> 
            <option value="java">Java</option> 
            <option value="python">Python</option> 
        </select> 
        <br><br> 
  
        <input type="button" id="btn" 
            style="padding: 5px 15px;" 
            value="Selectmenu instance() Method"> 
    </center> 
  
    <script> 
        $(document).ready(function () { 
            $("#sub").selectmenu(); 
  
            $("#btn").on('click', function() { 
                console.log($("#sub").selectmenu("instance")); 
            }); 
        }); 
    </script> 
</body> 
  
</html>