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Let's make a bar chart with D3.js!

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AAloap
Last edited Sep 21, 2020
Created on Sep 21, 2020

A bar chart maps country populations from a CSV file to horizontal rectangles. The chart uses D3 v5’s `scaleLinear` and `scaleBand` to position and size bars, with population values multiplied by 1,000 and rendered as SVG `rect` elements. Data loading relies on `d3.csv`, and the layout is fixed at 960 by 500 pixels. The example focuses on the fundamental steps of binding data to SVG shapes and encoding values through a linear scale.

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