Loading and parsing CSV data

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Loading and parsing CSV data

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Last edited Dec 2, 2023

Created on Dec 2, 2023

This example demonstrates the basic process of loading a remote CSV file and inspecting its structure. It fetches the data from a GitHub Gist containing CSS named colors and displays three key statistics: the approximate file size in kilobytes, the number of data rows, and the number of columns. The D3.js v7 library’s `d3.csv` method handles the asynchronous network request and parsing, while `d3.csvFormat` is used to estimate the raw data size. The resulting summary is then rendered into a `<pre>` element with large, bold text styling.

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Loading and Parsing CSV data

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