D3 Examples - d3 Alan 20170511

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<!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; }
    text{font-family: Avenir;font-size:80px;}
    rect {fill:teal}
    circle {stroke:white; stroke-width:1.3;}
  </style>
</head>
​
<body>
  <script>
    // Feel free to change or delete any of the code you see in this editor!
    var svg = d3.select("body").append("svg")
      .attr("width", 500)
      .attr("height", 500)
​
    svg.append("rect")
      .attr("width", 500)
      .attr("height", 500)
    
    var myData = [23,45,72,105,150,210,290,400];
    
    svg.append("g").selectAll("circle")
    .data(myData)
    .enter()
    .append("circle")
    .attr("cx",105)
    .attr("cy",105)
    .attr("r",function(d,i){
      return d;
    })
    .attr("opacity", 0.15)
    
  </script>
</body>
​
    