D3 Examples - Fry 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>
  <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", 960)
      .attr("height", 500)
​
    svg.selectAll('rect')
      .data(createData("frenchfry")).enter().append('rect')
        .attr('x', (d,i) => i * (10 + 2) + 20)
        .attr('width', '10')
        .attr('height', d => d * 5)
        .attr('fill', '#cdcf57')
        .attr('y', d => 400 - (d * 5))
        
    
    
    
    
    
function createData(string){
  
  var alphabet = 'abcdefghijklmnopqrstuvwxyz';
 
  var array = string.split("");
  
    array = array.map(x => alphabet.indexOf(x));
  
  
 console.log(array); 
  
  return array;  
}
    
    
​
createData('frenchfry');    
   
    
    
    
    
  </script>
</body>
​
    