use case:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<script src="http://d3js.org/d3.v4.min.js"></script>
<script src="./PieLabel.js"></script>
<title>D3_DEMO</title>
<style>
body {
display: flex;
height: 100vh;
justify-content: center;
align-items: center;
}
</style>
</head>
<body>
<svg id="fillgauge" width="800" height="500"></svg>
<script language="JavaScript">
const data1 = [{label: 'Go', value: 10}, {label: 'Rust', value: 20}, {label: 'R', value: 30}]
const data2 = [{label: 'Go', value: 30}, {label: 'Rust', value: 30}, {label: 'R', value: 30}]
const pie = new Pie("fillgauge", data1)
pie.render()
document.body. => {
pie.update(data2)
}
</script>
</body>
</html>