jQWidgets jqxComboBox checkAll() Method

Last Updated : 05 Aug, 2021

jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful and optimized framework, platform-independent, and widely supported. The jqxComboBox is used to represent a jQuery combobox widget that contains an input field with auto-complete functionality and a list of selectable items displayed in a drop-down.

The checkAll() method is used to check all list item of jqxComboBox widget if ‘checkboxes’ property value is true. It does not accept any parameter and does not return any value.

Syntax:

$('selector').jqxComboBox('checkAll');

Linked Files: Download jQWidgets from https://www.jqwidgets.com/download/ link. In the HTML file, locate the script files in the downloaded folder:

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqx-all.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcolorpicker.js”></script>
<script type=”text/javascript” src=”.jqwidgets/jqxbuttons.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxscrollbar.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxlistbox.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcombobox.js”></script>

The below example illustrates the jqxComboBox checkAll() method in jQWidgets:

Example:

HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <link rel="stylesheet" href= 
"jqwidgets/styles/jqx.base.css" type="text/css" /> 
    <script type="text/javascript" 
            src="scripts/jquery-1.11.1.min.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqx-all.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxcore.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxcolorpicker.js"> 
    </script> 
    <script type="text/javascript" 
            src=".jqwidgets/jqxbuttons.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxscrollbar.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxlistbox.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxcombobox.js"> 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color: green;"> 
            GeeksforGeeks 
        </h1> 
  
        <h3> 
            jQWidgets jqxComboBox checkAll() Method 
        </h3> 
  
        <div id='jqxCB'></div> 
        <br> 
        <input type="button" id='jqxBtn' 
            style="padding: 5px 20px;"
            value="Check All Items" /> 
    </center> 
  
    <script type="text/javascript"> 
        $(document).ready(function () { 
            var data = [ 
                "Computer Science", 
                "C Programming", 
                "C++ Programming", 
                "Java Programming", 
                "Python Programming", 
                "HTML", 
                "CSS", 
                "JavaScript", 
                "jQuery", 
                "PHP", 
                "Bootstrap" 
            ]; 
  
            $("#jqxCB").jqxComboBox({ 
                source: data, 
                width: '250px', 
                animationType: 'slide', 
                checkboxes: true 
            }); 
  
            $('#jqxBtn').on('click', function () { 
                $("#jqxCB").jqxComboBox('checkAll'); 
            }); 
        }); 
    </script> 
</body> 
  
</html>