show multiple y-axis values in single tooltip for line chart - Javascript highcharts

Javascript examples for highcharts:Line Chart

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Description

show multiple y-axis values in single tooltip for line chart

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
      <script type="text/javascript" src="https://code.jquery.com/jquery-1.9.1.js"></script> 
      <script type="text/javascript">
$(function () {// www.  j  a v  a 2s  . co  m
    $('#container').highcharts({
        yAxis: [{
            title: {
                text: 'Temperature (?C)'
            },
        },{
            title: {
                text: 'bbb'
            },
            opposite:true
        }],
        tooltip: {
            formatter: function(){
                var y = this.y,
                    txt = 'y1: ' + y,
                    yAxis = this.series.yAxis,
                    index = this.series.yAxis.options.index == 0 ? 1 : 0,
                    oAxis = this.series.chart.yAxis[index];
                txt += '<br>y2: ' + oAxis.toValue(yAxis.toPixels(y));
                return txt;
            }
        },
        legend: {
            layout: 'vertical',
            align: 'right',
            verticalAlign: 'middle',
            borderWidth: 0
        },
        series: [{
            data: [7.0, 6.9, 9.5, 14.5, 18.2, 21.5, 25.2, 26.5, 23.3, 18.3, 13.9, 9.6]
        }, {
            yAxis: 1,
            data: [-0.2, 0.8, 5.7, 11.3, 17.0, 22.0, 24.8, 24.1, 20.1, 14.1, 8.6, 2.5]
        }]
    });
});

      </script> 
   </head> 
   <body> 
      <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>  
   </body>
</html>

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