Loading and parsing CSV data

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Loading and parsing CSV data

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Last edited Dec 19, 2022

Created on Dec 18, 2022

This example demonstrates two approaches to loading and parsing CSV data in D3. It fetches a remote CSV file containing CSS named colors and their corresponding RGB values, first using the promise-based `d3.csv` method to parse the data automatically, and second using the native `fetch` API combined with `d3.csvParse` to manually parse the raw text. Both results are logged to the browser console. The code relies on D3 v7 and illustrates the difference between D3’s built-in fetch-and-parse convenience and a more explicit, lower-level workflow.

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A programm that loads and parses scv data.

MIT Licensed

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