Dynamically Adding Data Series - CanvasJS

Dynamically Adding Data Series - CanvasJS

by canvasjs

HTML

<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<div id="chartContainer" style="height: 360px; width: 100%;"></div>
<button id="add" >Add Series</button>

JavaScript

var chart = new CanvasJS.Chart("chartContainer",
	{      
      data: [
      {
        type: "column",
        xValueFormatString: "##.00#",
        yValueFormatString: "##.00#",
        dataPoints: [
        { x: 10, y: 71 },
        { x: 20, y: 55},
        { x: 30, y: 50 },
        { x: 40, y: 65 },
        { x: 50, y: 95 },
        { x: 60, y: 68 },
        { x: 70, y: 28 },
        { x: 80, y: 34 },
        { x: 90, y: 14}
        ]
      }
      ]
    });

chart.render();

$("#add").click(function(){  
    var newSeries = {
        type: "column",
        xValueFormatString: "##.00000",
        yValueFormatString: "##.00000",
        dataPoints: [
        { x: 10, y: 71 },
        { x: 20, y: 55},
        { x: 30, y: 50 },
        { x: 40, y: 65 },
        { x: 50, y: 95 },
        { x: 60, y: 68 },
        { x: 70, y: 28 },
        { x: 80, y: 34 },
        { x: 90, y: 14}
        ]
      };
    
    chart.options.data.push(newSeries);
    //chart.options.data[0].dataPoints.push({ x: 100, y: 14});
    chart.render();
});