Bar Chart chartjs
multiple bar chart
HTML
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.6.0/Chart.min.js"></script>
<canvas id="myChart" width="600" height="250" ></canvas>
JavaScript
aDatasets1 = [65,59,80,81,56,55,40];
aDatasets2 = [20,30,40,50,60,20,25];
aDatasets3 = [30,20,25,65,90,34,20];
var ctx = document.getElementById("myChart");
var myChart = new Chart(ctx, {
type: 'bar',
data: aDatasets3,
data1: [
{ x: new Date(), y: 70 },
{ x: new Date(), y: 70 },
{ x: new Date(), y: 70 },
{ x: new Date(), y: 70 },
{ x: new Date(), y: 70 },
{ x: new Date(), y: 70 },
],
});