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jQWidgets jqxBarGauge valueChanged Event

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  • Last Updated : 25 May, 2022
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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 jqxBarGauge represents a jQuery bar gauge widget that plots a bar gauge graph for the given values.

The valueChanged event is triggered when the BarGauge values have been changed.


$('selector').on('valueChanged', function () { 
   // Code

Linked Files: Download jQWidgets from the 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/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdraw.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxbargauge.js”></script>

Example: The below example illustrates the jQWidgets jqxBarGauge valueChanged event.


<!DOCTYPE html>
<html lang="en">
    <link rel="stylesheet" href=
        "jqwidgets/styles/jqx.base.css" type="text/css" />
    <script type="text/javascript" 
    <script type="text/javascript" 
    <script type="text/javascript" 
    <script type="text/javascript" 
        <h1 style="color: green;">
            jQWidgets jqxBarGauge valueChanged Event
        <div id="gfg"></div>
        <input type="button" id="jqxbutton" value="Click Here!" 
        style="margin-top: 50px; padding: 5px 15px" />
    <script type="text/javascript">
        $(document).ready(function () {
                values: [100, 150, 200],
                max: 200,
                tooltip: {
                    classname: "myTooltip",
                    formatFunction: function (value, index) {
                        return value + " Unit";
                    visible: true,
                    precision: 0,
            $('#jqxbutton').click(function () {
                $("#gfg").jqxBarGauge('val', [50, 60, 80]);
            $('#gfg').on('valueChanged', function (event) {
                alert('BarGuage Value Changed!');




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