World Countries Tree

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World Countries Tree

✓ Published1🌍 Public

Last edited Apr 11, 2019

Created on Apr 11, 2019

This example visualizes the hierarchical structure of world countries, organized by continent and subregion, as an interactive tree diagram. The D3.js v5 code uses the `tree` layout and `hierarchy` to compute node positions, while `linkHorizontal` renders the connecting paths. Pan and zoom functionality is implemented via the `zoom` behavior, and the data is loaded from a local JSON file. SVG elements are used for rendering, with text labels sized based on their depth in the hierarchy.

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