jQWidgets jqxChart update() Method
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. jqxChart is a lightweight and powerful chart widget written 100% in JavaScript. It offers many advanced features and supports three different rendering technologies – SVG, HTML5 Canvas & VML.
The update() method is used to update the chart. It does not take any parameter and does not return any value.
Syntax:
$('Selector').jqxChart('update');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/jqxchart.core.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdraw.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdata.js”></script>
Example: The below example illustrates the jqxChart update() method in jQWidgets:
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/jqxcore.js"></script> <script type="text/javascript" src="jqwidgets/jqxchart.core.js"></script> <script type="text/javascript" src="jqwidgets/jqxdraw.js"></script> <script type="text/javascript" src="jqwidgets/jqxdata.js"></script></head> <body> <center> <h1 style="color: green"> GeeksforGeeks </h1> <h3>jQWidgets jqxChart update() method</h3> <div class='default'></div> <button id='gfg'>Click Here</button> <div id='gfg1' style="width:600px; height: 400px" /> </center> <script type="text/javascript"> $(document).ready(function () { var json = [ { Day: 'Monday', A: 3, B: 1, C: 2, D: 1 }, { Day: 'Tuesday', A: 3, B: 1, C: 2, D: 1 }, { Day: 'Wednesday', A: 3, B: 1, C: 2, D: 1 }, { Day: 'Thursday', A: 3, B: 1, C: 2, D: 1 }, { Day: 'Friday', A: 3, B: 1, C: 2, D: 1 }, { Day: 'Saturday', A: 3, B: 1, C: 2, D: 1 }, { Day: 'Sunday', A: 3, B: 1, C: 2, D: 1 } ]; var obj = { title: "Coding Score", description: "Coding Questions Solved Daily", source: json, toolTipMoveDuration: 1000, categoryAxis: { dataField: 'Day', showGridLines: true }, seriesGroups: [{ type: 'column', columnsGapPercent: 30, seriesGapPercent: 0, valueAxis: { minValue: 0, maxValue: 10, unitInterval: 10, description: 'Questions Solved' }, series: [ { dataField: 'A', displayText: 'A' }, { dataField: 'B', displayText: 'B' }, { dataField: 'C', displayText: 'C' }, { dataField: 'D', displayText: 'D' } ] }] }; $('#gfg1').jqxChart(obj); $('#gfg').click(function () { $("#gfg1").jqxChart('update'); $('#gfg1').jqxChart({ colorScheme: 'scheme02' }); }); }); </script></body> </html> |
Output:
Reference: https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxchart/jquery-chart-api.htm
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