D3 Examples - scatter plot

xxxxxxxxxx
 
<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    svg { width:100%; height: 100% }
  </style>
</head>
​
<body>
  <script>
    var dataset = [
                  [ 5,     20 ],
                  [ 480,   90 ],
                  [ 250,   50 ],
                  [ 100,   33 ],
                  [ 330,   95 ],
                  [ 410,   12 ],
                  [ 475,   44 ],
                  [ 25,    67 ],
                  [ 85,    21 ],
                  [ 220,   88 ]
              ];
​
var w=500;
var h=100;
​
var svg = d3.select("body")
            .append("svg")
            .attr("width", w)
            .attr("height", h);
​
svg.selectAll("circle")
   .data(dataset)
   .enter()
   .append("circle")
   .attr("cx", function(d) {
        return d[0];
   })
   .attr("cy", function(d) {
        return d[1];
   })
   .attr("r", function(d) {
    return Math.sqrt(h - d[1]);
   })
   .attr("fill", function(d) {
    return "rgb(0, 0, " + (d[0] * d[1]*10) + ")";
   });
    
svg.selectAll("text")
   .data(dataset)
   .enter()
   .append("text")
   .text(function(d) {
        return d[0] + "," + d[1];
   })
   .attr("x", function(d) {
        return d[0];
   })
   .attr("y", function(d) {
        return d[1];
   })
   .attr("font-family", "sans-serif")
   .attr("font-size", "11px")
   .attr("fill", "red");
​
​
  </script>
</body>
​
    