index.html
<!DOCTYPE html>
<meta charset="utf-8">
<style>
.label{
text-anchor:middle;
fill:white;
}
</style>
<body>
<svg width="960" height="500">
<g transform="translate(200, 250)"></g>
</svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script src="//vizjs.org/viz.v1.3.0.min.js"></script>
<script>
var pie = viz.pie()
.data(getData())
.value(d=>d[1])
.label(function(d){return d[1];})
d3.select("g").call(pie)
function getData(){
return [
['IE',6.24]
,['Chrome',14.2]
,['Firefox',22.71]
,['Safari',4.56]
,['Opera',2.93]
,['Vivaldi',1.36]
]
}
</script>