D3 Examples - Animated Bar chart with D3.js

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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>
  <h1>Animated Bar chart with D3.js</h1>
  <div id="chart">
  <div></div>
  <div></div>
  <div></div>
  <div></div>
  <div></div>
</div>
  
  <script>
    const data = [ 90, 70, 50, 30, 10 ]
 
d3.select('#chart')
  .selectAll('div')
  // pair each number in the array with an empty div
  .data(data)
    // color, height, and spacing via CSS
    .attr('class', 'bar')
    .style('width', function(d) {
      // use the data items as pixel widths
      return d + 'px'
    })
​
  </script>
</body>
​
    