Loading and Parsing CSV Data

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Loading and Parsing CSV Data

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Last edited Oct 20, 2022

Created on Oct 20, 2022

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This visualization demonstrates how to load and parse CSV data, displaying basic statistics about the dataset in a large text format. It fetches the CSS Named Colors dataset from a GitHub gist and reports the file size in kilobytes, the number of rows, and the number of columns. The example uses D3 v5’s `d3.csv` method for parsing, with an alternative commented-out approach using the Fetch API, `async/await`, and `d3.csvParse`. The resulting information is rendered into an HTML `<pre>` element via the DOM’s `textContent` property.

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A program that loads and parses some CSV data: CSS Named Colors.

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