index.html
<!DOCTYPE html>
<head>
<meta charset="utf-8">
</head>
<style>
.viz-area .area{
fill: steelblue;
stroke: none;
}
</style>
<body>
<svg width="960" height="600">
<g transform="translate(50,50)"></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 area = viz.area()
.data(randomData())
.key(function(d){ return d[0]})
.value1(function(d){ return d[1]})
d3.select("g").call(area)
function randomData(){
return d3.range(20).map(function(i){ return [i, Math.random()]; });
}
</script>