Show/Hide Datapoint on mouseover and mouseout - CanvasJS JavaScript Charts

Show/Hide Datapoint on mouseover and mouseout - CanvasJS JavaScript Charts

by canvasjs

HTML

<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<br/><!-- Just so that JSFiddle's Result label doesn't overlap the Chart -->
<div id="chartContainer" style="height: 360px; width: 100%;"></div>

JavaScript

var chart = new CanvasJS.Chart("chartContainer", {
  data: [
    {
      type: "column",
      color: "transparent",
      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();

for(var i = 0; i < chart.data[0].dataPoints.length; i++){
	chart.options.data[0].dataPoints[i].mouseover = mouseover;
  chart.options.data[0].dataPoints[i].mouseout = mouseout;
}
function mouseover(e){
e.dataPoint.color = e.chart._selectedColorSet[e.dataPointIndex];
e.chart.render();	
}

function mouseout(e){
  e.dataPoint.color = "transparent";
  e.chart.render();	
}