Highcharts Demo

author(s): Torstein Hønsi

by Christian Sonne

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/series-label.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>

<div id="container" style="min-width: 310px; height: 400px; margin: 0 auto"></div>

JavaScript

Highcharts.chart('container', {
    chart: {
        type: 'spline'
    },
    title: {
        text: 'Snow depth at Vikjafjellet, Norway'
    },
    subtitle: {
        text: 'Irregular time data in Highcharts JS'
    },
    xAxis: {
        type: 'datetime',
        dateTimeLabelFormats: { // don't display the dummy year
            month: '%e. %b',
            year: '%b'
        },
        title: {
            text: 'Date'
        }
    },
    yAxis: {
        title: {
            text: 'Snow depth (m)'
        },
        min: 0
    },
    tooltip: {
        headerFormat: '<b>{series.name} op</b><br>',
        pointFormat: '{point.x:%e. %b}: {point.y:.2f} m'
    },

    plotOptions: {
        spline: {
            marker: {
                enabled: false
            }
        }
    },

    colors: ['#6CF', '#39F', '#06C', '#036', '#000'],

    // Define the data points. All series have a dummy year
    // of 1970/71 in order to be compared on the same x axis. Note
    // that in JavaScript, months start at 0 for January, 1 for February etc.
    series: [
    {
      "data": [
        [
          1565582400000,
          4457.17
        ],
        [
          1565586000000,
          4457.20875
        ],
        [
          1565589600000,
          4457.31875
        ],
        [
          1565593200000,
          4457.4366666666665
        ],
        [
          1565596800000,
          4457.53625
        ],
        [
          1565600400000,
          4457.631249999999
        ],
        [
          1565604000000,
          4457.755
        ],
        [
          1565607600000,
          4457.92375
        ],
        [
          1565611200000,
          4458.045
        ],
        [
          1565614800000,
          4458.1449999999995
        ],
        [
          1565618400000,
          4458.264999999999
        ],
        [
          1565622000000,
          null
        ],
        [
          1565625600000,
          null
        ],
        [
         ...