circle = rings => {
let r = Array.from({length:rings}, (_, i) => 6 + i * 6).reverse();
return `${r.map(radius => `<circle r="${radius}" fill='#fff' stroke='#829890' stroke-width=1.5 />`).join('')}`;
}
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
