JavaScript Arrays

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JavaScript Arrays

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Last edited Jun 27, 2022

Created on Jun 23, 2022

Animated circles move in sine-wave patterns across the screen, with their count oscillating as the wave amplitude changes. The visualization demonstrates dynamic data binding in D3 v6, using `selectAll` and the `join` method to update SVG circle elements each frame. A `setInterval` drives the animation, generating data arrays with `d3.range` and updating circle positions via `.attr`. The example highlights how D3 handles enter, update, and exit states through the join pattern, creating a fluid, generative animation.

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