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General Update pattern

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Ggorfoula
Last edited Jul 21, 2020
Created on Jul 21, 2020

This example demonstrates the general update pattern in D3.js, showing how data joins handle enter, update, and exit selections. A row of fruit circles—apples and a bitter lemon—change over time as items are removed or modified, with each circle’s fill and radius determined by a `scaleOrdinal`. The React-like component `fruitBowl` uses `selection.selectAll()` and `.merge()` to update SVG circles and text on each render, triggered by `setTimeout` callbacks. Transitions are commented out, so updates apply instantly without animation.

AI-generated description

Demonstrates fundamental DOM manipulation using D3.js by making a smiley face whose eyebrows move.

MIT Licensed

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