World Countries Tree

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World Countries Tree

✓ Published0🌍 Public

Last edited Sep 26, 2019

Created on Sep 26, 2019

This example visualizes the hierarchical structure of world countries, organized by continent and subregion, as a horizontal tree layout. It uses D3 v5’s `tree` and `hierarchy` functions to compute node positions and `linkHorizontal` to draw curved links between parent and child nodes. The visualization renders text labels for each region and country directly in an SVG element, with zooming enabled via the `zoom` event. Node positions are scaled by depth, making higher-level categories appear larger and more prominent.

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