Making a bar graph using text files

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Making a bar graph using text files

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Last edited Apr 13, 2023

Created on Apr 13, 2023

This example demonstrates how to create a bar graph from a CSV file containing country population data. The visualization loads the dataset using the `d3.csv` method in D3 v7, then parses each population value by multiplying it by 1000 to convert from thousands to actual numbers. The code includes a script tag importing D3, and the `index.js` file uses the `select` and `csv` functions from the D3 library. However, the example currently only logs the processed data to the console and does not yet render the bars visually.

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