JavaScript
var dataPoints = [
{ x: new Date(2018, 0, 0), y: 71 },
{ x: new Date(2018, 01, 0), y: 55 },
{ x: new Date(2018, 02, 0), y: 50 },
{ x: new Date(2018, 03, 0), y: 65 },
{ x: new Date(2018, 04, 0), y: 95 },
{ x: new Date(2018, 05, 0), y: 68 },
{ x: new Date(2018, 06, 0), y: 28 },
{ x: new Date(2018, 07, 0), y: 34 },
{ x: new Date(2018, 08, 0), y: 14 },
{ x: new Date(2018, 09, 0), y: 71 },
{ x: new Date(2018, 10, 0), y: 55 },
{ x: new Date(2018, 11, 0), y: 50 },
{ x: new Date(2019, 0, 0), y: 71 },
{ x: new Date(2019, 01, 0), y: 55 },
{ x: new Date(2019, 02, 0), y: 50 },
{ x: new Date(2019, 03, 0), y: 65 },
{ x: new Date(2019, 04, 0), y: 95 },
{ x: new Date(2019, 05, 0), y: 68 },
{ x: new Date(2019, 06, 0), y: 28 },
{ x: new Date(2019, 07, 0), y: 34 },
{ x: new Date(2019, 08, 0), y: 14 },
{ x: new Date(2019, 09, 0), y: 71 },
{ x: new Date(2019, 10, 0), y: 55 },
{ x: new Date(2019, 11, 0), y: 50 }
];
var chart = new CanvasJS.Chart("chartContainer", {
title:{
text: "Basic StockChart"
},
exportEnabled: true,
data: [{
type: "line",
dataPoints: dataPoints
}],
zoomEnabled: true
});
chart.render();
function socketChart() {
dataPoints[dataPoints.length - 1].y = Math.floor(Math.random() * 100)
chart.render()
}
setInterval(()=>{
socketChart()
}, 1000)