Compare multiple series

author(s): Torstein Hønsi

by Black Label

HTML

<script src="https://code.highcharts.com/stock/highstock.js"></script>
<script src="https://code.highcharts.com/stock/modules/exporting.js"></script>
<script src="https://code.highcharts.com/stock/modules/export-data.js"></script>


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

JavaScript

var seriesOptions = [],
    seriesCounter = 0,
    names = ['MSFT', 'AAPL'];

/**
 * Create the chart when all data is loaded
 * @returns {undefined}
 */
function createChart() {

    Highcharts.stockChart('container', {

        rangeSelector: {
            selected: 4
        },


        series: seriesOptions
    });
}

function success(data) {
    var name = this.url.match(/(msft|aapl|goog)/)[0].toUpperCase();
    var i = names.indexOf(name);
    seriesOptions[i] = {
        name: name,
        data: data
    };

    // As we're loading the data asynchronously, we don't know what order it
    // will arrive. So we keep a counter and create the chart when all the data is loaded.
    seriesCounter += 1;

    if (seriesCounter === names.length) {
        createChart();
    }
}

Highcharts.getJSON(
    'https://cdn.jsdelivr.net/gh/highcharts/[email protected]/samples/data/msft-c.json',
    success
);
Highcharts.getJSON(
    'https://cdn.jsdelivr.net/gh/highcharts/[email protected]/samples/data/aapl-c.json',
    success
);