Classic D3 Examples

Old school D3 from simpler times

lucguillemot

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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>
  
  <button onclick=updateData()>update</button>
  <script>

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

var data = [4, 8, 16, 20];
    var data2 = [10, 20, 30, 40];
    
    var height =300;

var viz = svg.selectAll("circle")
    	.data(data).enter()
    .append("circle")
	    .attr("cx", function(d, i) {return d*10;})
      .attr("cy", 100)
	    .attr("r", function(d, i) {return d;})
      .style("fill", "steelblue");
    
    var rect = svg.selectAll("rect")
    	.data(data2).enter()
    .append("rect")
    	.attr("x", function(d) { return d*10; })
	    .attr("width", 10)
      .attr("y",  300)
      .attr("height", function(d) { return d; })
   		.attr("fill", "#f00")
    .attr("stroke", "#0ff")
    .attr("stroke-width", 1);
    
    function updateData() {
      rect.transition().duration(3000)
    	.attr("fill", "#0f0")
    	.attr("width", Math.random())
    	.attr("height",  function(d) { return d*3; });
    }
    
  </script>
</body>

https://d3js.org/d3.v4.min.js