D3 Examples - New Bar Chart

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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);
​
    var data = [22, 32, 44, 16, 10, 5, 50, 40,22,47,36,9,12,32,55,32,33,22,12];
    var y = d3.scaleLinear()
        .domain([0, d3.max(data)])
        .range([0, 200]);
    
    var x = d3.scaleBand()
        .domain(d3.range(data.length))
        .range([0,700]);
    
    var colour = d3.scaleOrdinal(d3.schemeCategory20);
    
    var colour2 = d3.scaleLinear()
        .domain(d3.extent(data))
        .range(["blue","red"])
    
      svg.selectAll("rect").data(data).enter()
      .append("rect")
      .attr("y", function(d, i){return 400 - y(d);})
      .attr("x", function(d, i){return x(i);})
      .attr("width", x.bandwidth())
        .attr("height", function(d, i){return y(d);})
        .style("fill", function(d, i){return colour2(d);})
        .style("stroke", "white")
        .style("stroke-width", "2px")
      
    
  </script>
</body>
​
    