Loading and Parsing csv Data

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Loading and Parsing csv Data

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Last edited Jan 2, 2022

Created on Jan 2, 2022

This example demonstrates the initial step of working with tabular data in D3: loading a CSV file and parsing it into JavaScript objects. It fetches a comma-separated list of CSS named colors from a GitHub gist, then uses `d3.csvParse` to convert the raw text into an array of data objects. The page displays only the total row count in the document body, confirming the parse succeeded. The code relies on the Fetch API and D3 v7, highlighting the separation between network I/O and D3’s data-formatting utilities.

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

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