Loading and Parsing CSV Data

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Loading and Parsing CSV Data

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Last edited Nov 1, 2022

Created on Nov 1, 2022

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This visualization presents a horizontal bar chart of country populations, ranking nations from China to Mexico. It demonstrates how to load external CSV data and convert it into a visual form. Using D3 v5, the code employs `select`, `csv`, `scaleLinear`, `scaleBand`, and `max` to parse the data file, transform population values from thousands to raw counts, and map them to bar lengths. The SVG rendering scales the bands to fit the fixed canvas dimensions.

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