shared tooltip positioning with single value only - Javascript highcharts

Javascript examples for highcharts:Chart Tooltip

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Description

shared tooltip positioning with single value only

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <title>Highcharts Demo</title> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
   </head> 
   <body> 
      <script src="https://code.highcharts.com/highcharts.js"></script> 
      <div id="container" style="height: 400px"></div> 
      <script type="text/javascript">
Highcharts.chart('container', {
  xAxis: {/*w  w  w.  ja va2s.c om*/
    categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul',
      'Aug', 'Sep', 'Oct', 'Nov', 'Dec'
    ]
  },
  plotOptions: {
    series: {
      connectNulls: true
    }
  },
  tooltip: {
    shared: true,
    crosshairs: true,
    positioner: function(labelWidth, labelHeight, point) {
      var x;
      if (point.plotX - labelWidth / 2 > 0) {
        x = point.plotX - labelWidth / 2;
      } else {
        x = 0
      }
      return {
        x: x,
        y: point.plotY
      }
    },
    shape: 'square'
  },
  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]
  }, {
    data: [216.4, 194.1, 95.6, 54.4, 29.9, null, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5]
  }]
});

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

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