Highcharts Demo

author(s): Torstein Hønsi

by Mike Zavarello

HTML

<script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
<script src="https://code.highcharts.com/highcharts.js"></script>

<div id="container" style="height: 400px"></div>
<button id="button" class="autocompare">Get Y axis extremes</button>

JavaScript

var chart = Highcharts.chart('container', {

    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    },

    series: [{
        data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]
    }]
});


// the button action
$('#button').click(function () {
    var extremes = chart.xAxis[0].getExtremes();

    chart.renderer.label(
        'dataMax: ' + extremes.dataMax + '<br/>' +
            'dataMin: ' + extremes.dataMin + '<br/>' +
            'max: ' + extremes.max + '<br/>' +
            'min: ' + extremes.min + '<br/>',
        100,
        100
    )
        .attr({
            fill: '#FCFFC5',
            zIndex: 8
        })
        .add();

    $(this).attr('disabled', true);
});