Show label in tooltip for chartjs line chart - Javascript Chart.js

Javascript examples for Chart.js:Line Chart

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Description

Show label in tooltip for chartjs 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://rawgit.com/nnnick/Chart.js/v1.0.2/Chart.min.js"></script> 
      <script type="text/javascript">
    window.onload=function(){//from w w  w. ja  v a2  s  .c om
Chart.types.Line.extend({
    name: "LineAlt",
    initialize: function (data) {
        Chart.types.Line.prototype.initialize.apply(this, arguments);
        var xLabels = this.scale.xLabels
        xLabels.forEach(function (label, i) {
            if (i % 2 == 1)
                xLabels[i] = '';
        })
    }
});
var lineChartData = {
    labels: ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"],
    datasets: [
        {
            fillColor: "#79D1CF",
            strokeColor: "#79D1CF",
            data: [59, 80, 81, 56, 55, 40, 34, 43, 43, 12, 65, 65]
        }
    ]
};
var ctx = document.getElementById("myChart").getContext("2d");
var myLine = new Chart(ctx).LineAlt(lineChartData);
    }

      </script> 
   </head> 
   <body> 
      <canvas id="myChart" height="300" width="800"></canvas>  
   </body>
</html>

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