{
const dataset = d3.shuffle(d3.range(40, 200, 10));
const width = 400;
const height = 100;
const svg = d3.create("svg").attr("width", width).attr("height", height);
const barPadding = 1;
const rects = svg.selectAll("rect").data(dataset).join("rect");
rects
.attr("x", (d, i) => i * (width / dataset.length))
.attr("y", (d) => height - (d / d3.max(dataset)) * height)
.attr("width", width / dataset.length - barPadding)
.attr("height", (d) => (d / d3.max(dataset)) * height)
.attr("fill", (d) => `hsl(220, 50%, ${60 - (d / d3.max(dataset)) * 40}%)`);
return svg.node();
}