D3 bar chart without data-binding by romsson

index.html

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    rect {
      fill: none;
      stroke: black;
      stroke-width: 1;
    }
  </style>
</head>

<body>
  <script>

    var svg = d3.select("body").append("svg")
      .attr("width", 960)
      .attr("height", 500);

    var data = [22, 32, 21, 23, 10, 22, 11, 19, 30, 50, 19, 30, 50, 19, 30, 87];
    
    var y = d3.scaleLinear()
    	.domain([0, d3.max(data)])
    	.range([0, 100]);
    
		svg.selectAll("rect").data(data).enter()
    			.append("rect")
    			.attr("width", 50)
    			.attr("height", function(d, i) { return y(d); })
    			.attr("x", function(d, i) { return i * 55; })
    			.attr("y",  function(d) { return 200 - y(d); });
    
  </script>
</body>