JSFiddle - React, Tailwind, and code Playground

by aybalasubramanian

HTML

<div id="graph"></div>

JavaScript

var n = 4, // number of samples
    m = 2; // number of series

var data = d3.range(m).map(function() { 
  return d3.range(n).map(Math.random); 
});

var margin = {top: 20, right: 30, bottom: 30, left: 40},
    width = 360 - margin.left - margin.right,
    height = 200 - margin.top - margin.bottom;

var y = d3.scaleLinear()
    .domain([0, 1])
    .range([height, 0]);

var x0 = d3.scaleBand()
    .domain(d3.range(n))
    .range([0, width], .2);

var x1 = d3.scaleBand()
    .domain(d3.range(m))
    .range([0, x0.bandwidth() - 10]);

var z = d3.scaleOrdinal()
    .range(["#33435C", "#16A085"]);

var svg = d3.select("#graph").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

console.log(data)
  
svg.append("g").selectAll("g")
    .data(data)
  .enter().append("g")
    .style("fill", function(d, i) { return z(i); })
    .attr("transform", function(d, i) { return "translate(" + x1(i) + ",0)"; })
  .selectAll("rect")
    .data(function(d) { return d; })
  .enter().append("rect")
    .attr("width", x1.bandwidth())
    .attr("height", y)
    .attr("x", function(d, i) { return x0(i); })
    .attr("y", function(d) { return height - y(d); });