Making a Bar Chart

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Making a Bar Chart

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Last edited Jun 25, 2020

Created on Jun 25, 2020

This example displays a horizontal bar chart of population counts for ten countries, showing the relative magnitude of each nation’s population. The chart uses a linear x-scale for population values and a categorical y-scale for country names, rendered as SVG rectangles filled with steel blue. The visualization is built with D3 v5, using `scaleLinear`, `scaleBand`, `axisLeft`, and `axisBottom` to construct the scales and axes. Data is loaded from a CSV file (`TotalPop.csv`) using D3’s `csv` function, with values parsed to numbers before rendering.

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Making a bar chart

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