CanvasJS Columns Hides

by Ayan Ghatak

HTML

<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<div id="chartContainer" style="height: 400px; width: 100%;">
</div>

<div id="chartContainer1" style="height: 600px; width: 100%;">
</div>

JavaScript

window.onload = function() {
  ['chartContainer', 'chartContainer1'].map((key) => {
    var chart = new CanvasJS.Chart(key, {
      "id": "",
      "data": [{
          "name": "_avg",
          "type": "column",
          "dataPoints": [{
              "x": 1549477800000,
              "y": null
            },
            {
              "x": 1549823400000,
              "y": null
            },
            {
              "x": 1549909800000,
              "y": 1549909800000
            },
            {
              "x": 1549996200000,
              "y": null
            },
            {
              "x": 1550082600000,
              "y": null
            },
            {
              "x": 1550169000000,
              "y": null
            },
            {
              "x": 1550601000000,
              "y": null
            }
          ],
        },
        {
          "name": "_count",
          "type": "column",
          "dataPoints": [{
              "x": 1549477800000,
              "y": null
            },
            {
              "x": 1549823400000,
              "y": null
            },
            {
              "x": 1549909800000,
              "y": 1440
            },
            {
              "x": 1549996200000,
              "y": null
            },
            {
              "x": 1550082600000,
              "y": null
            },
            {
              "x": 1550169000000,
              "y": null
            },
            {
              "x": 1550601000000,
              "y": null
            }
          ],
        },
        {
          "name": "_avg_1d",
          "type": "column",
          "dataPoints": [{
              "x": 1549477800000,
              "y": null
            },
            {
              "x": 1549823400000,
              "y": null
            },
            {
              "x": 1549909800000,
              "y": null
            },
            {
              "x": 1549996200000,
              "y":...