Histogram with dateTime axis - CanvasJS JavaScript Charts

Histogram with dateTime axis - CanvasJS JavaScript Charts

by canvasjs

HTML

<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<br/><!-- Just so that JSFiddle's Result label doesn't overlap the Chart -->
<div id="chartContainer" style="height: 360px; width: 100%;"></div>

JavaScript

var chart = new CanvasJS.Chart("chartContainer",
{        
  data: [
    {
      type: "column",
      dataPoints: [
        { x: new Date(2017, 5, 5), y: 71 },
        { x: new Date(2017, 5, 10), y: 55 },
        { x: new Date(2017, 5, 15), y: 50 },
        { x: new Date(2017, 5, 20), y: 40 },
        { x: new Date(2017, 5, 25), y: 53 },
        { x: new Date(2017, 5, 30), y: 51 }
      ]
    }					
  ]
});

chart.render();
removeGapBetweenColumn();

function removeGapBetweenColumn() {
  var length, diff;
  diff = chart.axisX[0].convertValueToPixel(chart.axisX[0].minimum) - chart.axisX[0].convertValueToPixel(chart.axisX[0].maximum);
  length = chart.data[0].dataPoints.length;
  chart.set("dataPointWidth", Math.abs(diff / length) + 1);
}

window.onresize = removeGapBetweenColumn;