Change Datapoints in Column Chart on Button Click - CanvasJS JavaScript Charts
Change Datapoints in Column Chart on Button Click - CanvasJS JavaScript Charts
by canvasjs
HTML
<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<div id="chartContainer" style="height: 360px; width: 100%;"></div>
<button id="button">Change Datapoints</button>
JavaScript
var dps1 = [
{ label: "apple", y: 10 },
{ label: "orange", y: 15 },
{ label: "banana", y: 25 },
{ label: "mango", y: 30 },
{ label: "grape", y: 28 }
];
var dps2 = [
{ label: "banana", y: 18 },
{ label: "orange", y: 29 },
{ label: "apple", y: 40 },
{ label: "mango", y: 34 },
{ label: "grape", y: 24 }
];
var chart = new CanvasJS.Chart("chartContainer", {
title:{
text: "Change Datapoints on Button Click"
},
data: [{
type: "column",
dataPoints: dps1
}]
});
chart.render();
var button = document.getElementById( "button" );
button.addEventListener( "click", function(){
chart.options.data[0].dataPoints = dps2;
chart.render();
});