Highcharts Demo

author(s): Torstein Hønsi

HTML

<script src="https://code.highcharts.com/highcharts.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

$(function() {


  var series = function(i) {
    return {
      name: 'Random data '+i,
      data: (function() {
        // generate an array of random data
        var data = [],
          time = (new Date()).getTime(),
          i;

        for (i = -19; i <= 0; i += 1) {
          data.push({
            x: time + i * 1000,
            y: Math.random()
          });
        }
        return data;
      }())
    };
  };

  $(document).ready(function() {
    Highcharts.setOptions({
      global: {
        useUTC: false
      }
    });

    $('#container').highcharts({
      chart: {
        type: 'line',
        animation: Highcharts.svg, // don't animate in old IE
        marginRight: 10,
        events: {
          load: function() {
						var chart = this;
            // set up the updating of the chart each second            
              setInterval(function() {
              	for (var i = 0; i < 20; i++) {              
              	var series = chart.series[i];
                var x = (new Date()).getTime(), // current time
                  y = Math.random();
                  series.addPoint([x, y], false, false,false);
                }
                chart.redraw();
              }, 1000);            
          }
        }
      },
      title: {
        text: 'Live random data'
      },
      xAxis: {
        type: 'datetime',
        tickPixelInterval: 150
      },
      yAxis: {
        title: {
          text: 'Value'
        },
        plotLines: [{
          value: 0,
          width: 1,
          color: '#808080'
        }]
      },
      tooltip: {
        formatter: function() {
          return '<b>' + this.series.name + '</b><br/>' +
            Highcharts.dateFormat('%Y-%m-%d %H:%M:%S', this.x) + '<br/>' +
            Highcharts.numberFormat(this.y, 2);
        }
      },
      exporting: {
        enabled: true
      },      
      plotOptions: {
      	series: {
        	marker: {
          	enabled: true
          }
        }
    ...