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Last edited May 4, 2020

Created on May 4, 2020

This example shows a line chart tracking popularity over time, with an animated drawing effect when new data is loaded. Clicking the "Update Chart" button generates randomized popularity values for the same years and redraws the line using a transition. The visualization uses D3.js scales, axes, and a path generator, with `d3.transition` and `d3.easeSin` to animate the stroke-dashoffset from full length to zero, creating a progressive reveal. The chart is rendered as an SVG element, updating its x- and y-axes and the path’s data binding on each interaction.

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