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Yyvesponcon
Last edited Nov 16, 2020
Created on Nov 2, 2020
Forked from HTML Starter

This example shows a world map colored by population data, though the color encoding is incomplete as the code only logs country IDs to the console instead of applying the fill. It uses D3 v4 with `d3.geoMercator` projection, `d3.geoPath` for rendering countries as SVG paths, and a `d3.scaleThreshold` with `d3.schemeBlues` for potential color mapping. The external data includes a GeoJSON world topology and a CSV of country population values, loaded asynchronously via `d3.queue`. The map is rendered as an SVG element with a fixed width and height.

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A bare minimum HTML page demonstrating use of CSS and JavaScript.

See also React Starter.

MIT Licensed

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