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Let's Make a Map with D3.js!

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JJordan Arnold
Last edited Mar 10, 2021
Created on Mar 10, 2021

This example demonstrates the initial steps for creating a world map using D3.js, fetching geographic data asynchronously. The code sets up an SVG canvas and loads a TopoJSON dataset from the World Atlas package via `d3.json`. It reads the SVG dimensions using `svg.attr` and logs the parsed data to the console, showing how to retrieve and inspect map geometry before rendering it with a projection or `d3.geoPath`.

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