Loading and Parsing CSV Data

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Loading and Parsing CSV Data

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Last edited Oct 10, 2021

Created on Oct 10, 2021

This example demonstrates how to load and parse CSV data from a remote URL using D3.js version 5. The page displays a summary of the dataset—showing file size in kilobytes, row count, and column count—using the `d3.csv` method with a Promise-based `then` callback. The data comes from a GitHub gist containing CSS named colors. An alternative commented-out approach using `fetch`, `async`/`await`, and `d3.csvParse` is also provided, highlighting both modern JavaScript patterns for handling asynchronous data loading.

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A bare minimum HTML page demonstrating use of CSS and JavaScript.

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