<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>Tutorial: a bubble chart with D3</title>
<script src="https://d3js.org/d3.v7.min.js"></script>
</head>
<body>
<h1>A bubble chart with D3</h1>
<svg width="800" height="600"></svg>
</body>
</html>
const svg = d3.select("svg");
const dataUrl = "https://docs.google.com/spreadsheets/d/e/2PACX-1vRpzJYEJv9hkwx3ZLaimdpZmrHK_hyPGXlAho_BaM2p_qsWRygvorbif1KvyPP_k0mt6j04vIL0ANUT/pub?gid=43247911&single=true&output=csv"
d3.csv(dataUrl).then(data => {
data.forEach(function(d){
d.income = +d.income;
d.lifeexp = +d.lifeexp;
d.population = +d.population;
})
const maxpop = d3.max(data, d => d.population);
const xScale = d3.scaleLog()
.domain([400,100000])
.range([0,800]);
const yScale = d3.scaleLinear()
.domain([15,90])
.range([600,0])
const rScale = d3.scaleSqrt()
.domain([0, maxpop])
.range([0,50]);
const colors =["#FF265C", "#FFE700", "#4ED7E9", "#70ED02", "purple"];
const colorScale = d3.scaleOrdinal()
.domain(["Asia", "Europe", "Africa", "Americas", "Oceania"])
.range(colors);
svg.selectAll("circle")
.data(data)
.join("circle")
.attr("cx", (d) => xScale(d.income))
.attr("cy", (d) => yScale(d.lifeexp))
.attr("r", (d) => rScale(d.population))
.style("fill", (d) => colorScale(d.continent))
.style("opacity", 0.5);
});
Output
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Complete list of JS Bin shortcuts |
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