JSFiddle - React, Tailwind, and code Playground
by Black Label
HTML
<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/boost.js"></script>
<button id="btnaddNewLine">Add one more Line series</button>
<div id="container" style="height: 400px"></div>
CSS
.highcharts-figure,
.highcharts-data-table table {
min-width: 360px;
max-width: 800px;
margin: 1em auto;
}
.highcharts-data-table table {
font-family: Verdana, sans-serif;
border-collapse: collapse;
border: 1px solid #ebebeb;
margin: 10px auto;
text-align: center;
width: 100%;
max-width: 500px;
}
.highcharts-data-table caption {
padding: 1em 0;
font-size: 1.2em;
color: #555;
}
.highcharts-data-table th {
font-weight: 600;
padding: 0.5em;
}
.highcharts-data-table td,
.highcharts-data-table th,
.highcharts-data-table caption {
padding: 0.5em;
}
.highcharts-data-table thead tr,
.highcharts-data-table tr:nth-child(even) {
background: #f8f8f8;
}
.highcharts-data-table tr:hover {
background: #f1f7ff;
}
JavaScript
function getData(n) {
const arr = [];
let i,
x,
a,
b,
c,
spike;
for (
i = 0, x = Date.UTC(new Date().getUTCFullYear(), 0, 1) - n * 36e5; i < n; i = i + 1, x = x + 36e5
) {
if (i % 100 === 0) {
a = 2 * Math.random();
}
if (i % 1000 === 0) {
b = 2 * Math.random();
}
if (i % 10000 === 0) {
c = 2 * Math.random();
}
if (i % 50000 === 0) {
spike = 10;
} else {
spike = 0;
}
arr.push([
x,
2 * Math.sin(i / 100) + a + b + c + spike + Math.random()
]);
}
return arr;
}
const n = 500000,
data = getData(n);
console.time('line');
var chart = Highcharts.chart('container', {
chart: {
type: 'line',
},
boost: {
useGPUTranslations: true,
usePreAllocated: true,
debug: {
timeKDTree: true
}
},
xAxis: {
type: 'datetime',
},
});
console.timeEnd('line');
document.getElementById('btnaddNewLine').addEventListener('click', () => {
while (chart.series.length) {
chart.series[0].remove();
}
chart.addSeries({
data: data
});
});