Refactored Bar Chart
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This example visualizes the population of ten countries from a UN dataset in 2019/2020 using a horizontal bar chart rendered as SVG. The code loads data with `d3.csv` in a React custom hook (`useData`), then builds the visualization with `scaleBand` for the categorical y-axis and `scaleLinear` for the quantitative x-axis. Axis tick marks and labels are generated via custom React components (`AxisBottom`, `AxisLeft`), while `Marks` maps each country to a `<rect>` positioned by the computed scales, with margins applied through a translated `<g>` group.
AI-generated descriptionA program that loads data about CSS named colors and uses React to render the data.
MIT Licensed