D3 Examples

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<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
​
</head>
​
<body>
  <script>
    // Feel free to change or delete any of the code you see in this editor!
    var dataArray = [20, 40, 50];   
    
    var canvas = d3.select("body").append("svg")
      .attr("width", 500)
      .attr("height", 500);
​
    s = canvas.selectAll("svg")
      .append("line")
        //.x(function(d) {return d.x;})
                    
    var bars = canvas.selectAll("rect")
        .data(dataArray)
        .enter()
            .append("rect")
            .attr("width", function(d) {return d;})
            .attr("height", 50)
            .attr("y", function(d, i) {return i *100});
    
​
​
  </script>
</body>
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