World Countries Tree

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World Countries Tree

✓ Published0🌍 Public

Last edited Jun 23, 2020

Created on Jun 23, 2020

This example displays the hierarchical structure of world countries organized by continent and subregion, with all leaf nodes representing individual nations. The visualization uses a tree layout to position nodes and renders connecting links as horizontal paths, with the entire hierarchy branching from a central root labeled “World.” The code loads data from a JSON file using `d3.json`, applies the `d3.tree` layout to compute positions, and draws SVG path elements with `d3.linkHorizontal` for the edges. The resulting diagram, rendered through D3 v5, fills the browser viewport.

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