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Read in csv with d3

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Last edited Nov 13, 2021

Created on Nov 13, 2021

Forked from loading and parsing csv data

This example demonstrates how to fetch and parse a CSV file from a remote URL using D3 v3. It shows the file’s size in kilobytes, row count, and column count as plain text on the page. The code uses the Fetch API to retrieve the CSV, then `d3.csvParse` to convert the text into an array of objects, and accesses `data.length` and `data.columns.length` to summarize the dataset. The data comes from a GitHub gist containing named CSS colors.

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parse csv data with d3

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