D3 Examples - Selection & Data

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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; }
  </style>
</head>
​
<body>
  <svg>
    <rect />
    <rect />
    <rect />
    <rect />
    <rect />
  </svg>
  <script>
    const data = [100,120,53,74,95];
    const rectWidth = 50,
          height = 150;
    d3.selectAll('rect')
        .data(data)
        .attr('x', (d,i) => i *rectWidth)
        .attr('y', d => height - d)
        .attr('width', rectWidth)
        .attr('height', d => d)
        .attr('fill', 'blue')
        .attr('stroke', 'white');
​
  </script>
</body>
​
    