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World Countries Tree

✓ Published1🌍 Public
KKanakDhawan
Last edited Dec 4, 2019
Created on Dec 4, 2019

This interactive visualization presents the hierarchical structure of world countries, organized by continent and subregion. Using a tidy tree layout, the SVG renders country names as text nodes connected by green paths, with the root labeled “World.” The visualization employs D3.js v5 with the `tree()`, `hierarchy()`, and `linkHorizontal()` APIs to compute and draw the layout. Users can zoom and pan the entire view via the `zoom()` interaction, while the font size scales with tree depth. The data comes from a structured JSON file representing geographic groupings.

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