D3 Examples - Scale & Axis v2 (structured)

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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; }
    svg {
      width: 100%;
      height: 100%;
    }
  </style>
</head>
​
<body>
  <svg></svg>
  <script>
    var city = 'New York'; 
    var width = 900;
    var height = 300;
    var margin = {top: 20, left: 40, right: 20, bottom: 20};
    
    // dataset of city temperatures across time
    d3.tsv('data.tsv', (err, data) => {
      console.log(data)
      // clean the data
      data.forEach(d => {
        d.date = d3.timeParse('%Y%m%d')(d.date); // x
        d[city] = +d[city]; // y
      });
      
      // setup extent for x and y
      var xExtent = d3.extent(data, d => d.date);
      var yExtent = d3.extent(data, d => d[city]);
      var yMax = d3.max(data, d => d[city]);
      
            // setup scales for x and y
      var xScale = d3.scaleTime()
        .domain(xExtent)
        .range([margin.left, width + margin.left]);
      
      var xColorScale = d3.scaleTime()
        .domain(xExtent)
        .range([0, 1]);
      
      var yScale = d3.scaleLinear()
        .domain([0, yMax])
        .range([height + margin.top, margin.top]);
      
      // create the axis
      var xAxis = d3.axisBottom()
        .scale(xScale)
        .tickFormat(d3.timeFormat('%b %Y'));
      var yAxis = d3.axisLeft()
        .scale(yScale);
      
      // draw the graph
      var svg = d3.select('svg');
      
      svg.append('g')
        .selectAll('rect')
        .data(data)
        .enter().append('rect')
        .attr('x', d => xScale(d.date))
        .attr('y', d => yScale(d[city]))
        .attr('width', 1)
        .attr('height', d => {
            return (height + margin.top) - yScale(d[city]);
        })
            .attr('fill', d => d3.interpolateRainbow(xColorScale(d.date)))
      
      // draw the axis
      svg.append('g')
        .attr('transform', 'translate(0, '+(margin.top+height)+')')
        .call(xAxis);
      
      svg.append('g')
        .attr('transform', 'translate('+margin.left+', 0)')
        .call(yAxis)
      
    });
  </script>
</body>
​
    