Making a bar chart

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Making a bar chart

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Last edited Sep 21, 2019

Created on Sep 21, 2019

This example demonstrates how to build a basic bar chart from a dataset of country populations. It loads data from a CSV file using `d3.csv`, parses the population values, and maps each row to a rectangle element in an SVG canvas. The code uses D3’s `select` and `scaleLinear` (though scaling is not yet applied), and appends `rect` elements with fixed dimensions inside a 960×500 SVG. The visualization serves as a starting point for showing raw data as simple blocks before adding axes or proportional scaling.

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