Load and Parse data with D3

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Load and Parse data with D3

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Last edited Mar 6, 2024

Created on Mar 6, 2024

This example demonstrates how to load and parse a CSV dataset using D3.js and display summary statistics about that data. The page fetches a remote CSV file with `d3.csv`, then computes and displays the file size in kilobytes, the number of rows, and the number of columns in a `<pre>` element. The visualization is presented as a React-rendered SVG smiley face, which uses D3's `arc` generator to create the mouth and decorative eye and ear arcs, with a starry background image applied via CSS. The code relies on `d3.csvFormat` and the Blob API to measure data size, while the SVG face itself is constructed with basic shapes and paths.

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A whole smiley face

MIT Licensed

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