Width of plotArea between first and last dataPoint - CanvasJS JavaScript Charts

Width of plotArea between first and last dataPoint - 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: "line",
		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();

var leftPosition = chart.axisX[0].convertValueToPixel(chart.data[0].dataPoints[0].x);
var rightPosition = chart.axisX[0].convertValueToPixel(chart.data[0].dataPoints[chart.data[0].dataPoints.length - 1].x);
var width = rightPosition - leftPosition;
width = width.toString() + " px";
console.log(width);