Simple Line Chart

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>

<body>
  <script>
    var data = [{x: 0, y: 0},
                {x: 10, y: 10},
                {x: 20, y: 20},
                {x: 30, y: 30},
                {x: 40, y: 40},
                {x: 50, y: 50},
                {x: 60, y: 60},
                {x: 70, y: 70},
                {x: 80, y: 80}]
    
    var svg = d3.select("body").append("svg")
      .attr("width", 500)
      .attr("height", 500)

</script>
</body>

https://d3js.org/d3.v4.min.js