D3 Examples - Scatter Plot simple

xxxxxxxxxx
 
<!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; }
    
    circle {fill:black;}
  </style>
</head>
​
<body>
  <script>
   var margin = {top: 40, right: 40, bottom:40, left:40}
   
   var width = 960 - margin.left - margin.right,
       height = 500 - margin.top - margin.bottom;
    
   var svg = d3.select("body").append("svg")
            .attr("width", width + margin.left + margin.right)
                .attr("height", height + margin.top + margin.bottom)
    .append("g")
   .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
    
  
   var data = d3.range(10).map(function(d){return Math.random();});
    
     var x = d3.scaleLinear()
   .domain(d3.extent(data))
   .range ([0, width])
   
   var y = d3.scaleLinear()
   .range([height, 0])
   .domain(d3.extent(data))
   
    
   var r = d3.scaleLinear()
            .domain([0, 1])
            .range([2, 15]);
   
   svg.selectAll(".dot").data(data).enter()
    .append("circle")
    .attr("class","dot")
    .attr("cx", x)
    .attr("cy", y)
    .attr("r", r)
    
   var xAxis = d3.axisBottom()
        .scale(x);
​
    var yAxis = d3.axisLeft()
        .scale(y);
    
    svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis)
    
    svg.append("g")
          .attr("transform", "translate(0,0")
      .attr("class", "y axis")
      .call(yAxis)
   
  </script>
</body>
​
    