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General Update Pattern

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Ccarlos157oliveira
Last edited Aug 9, 2019
Created on Aug 8, 2019

This example demonstrates the D3 general update pattern for data joins, where circles representing fruit enter, update, and exit with animated transitions. Fruits are drawn as SVG circles sized and colored by type via `d3.scaleOrdinal`, with positions calculated from array indices. The code uses `selection.data`, `selection.enter`, `selection.merge`, and `selection.exit` to handle updates, paired with `transition.attr` methods over one-second durations. A sequence of `setTimeout` calls modifies the fruit array by removing, changing, and splicing elements, showing how the visualization responds to data changes.

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