D3 Examples - simple scatterplot

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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 data = [{x:17, y:61},
                {x:19, y:25},
                {x:26, y:22},
                {x:39, y:31},
                {x:34, y:26},
                {x:25, y:47},
                {x:14, y:34}];
    
    // Scaling x-values to svg width
    var x_scale = d3.scaleLinear()
                    .domain([10, 50])
                    .range([20, 400]);
    
    // Scaling x-values to svg height
    var y_scale = d3.scaleLinear()
                    .domain([10, 70])
                                  .range([400, 20]);
    
    var xAxis = d3.axisBottom()
                  .scale(x_scale);
    
    var yAxis = d3.axisLeft()
                  .scale(y_scale);
    
    var svg = d3.select("body")
                .append("svg")
                .attr("width", 960)
                .attr("height", 500);
​
​
        svg.selectAll("circle")
       .data(data)
       .enter()
       .append("circle")
       .attr("r", (d, i) => i+2)
       .attr("cx", d => x_scale(d.x))
       .attr("cy", d => y_scale(d.y))
       .attr('fill', (d, i) => "#66"+(i*3));
    
    svg.append('g')
             .attr('transform', 'translate(0, 400)')
       .call(xAxis)
   
    svg.append('g')
             .attr('transform', 'translate(20, 0)')
       .call(yAxis)
    
        
    
  </script>
</body>
​
    