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D3 v7 General Update Pattern Special Cases

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CCurran Kelleher
Last edited Feb 22, 2022
Created on Feb 22, 2022

This example demonstrates the D3 general update pattern in special cases where data arrays change dynamically. Using d3.selectAll and join, it renders SVG circles and text for fruits, updating the visualization as apples are eaten and replaced by lemons. The code employs d3.scaleOrdinal for color and radius mapping, with setTimeout driving sequential state changes. Each update merges entering and exiting elements, adjusting transforms and attributes to reflect the current fruit array.

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