Loading Data with React and D3

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Loading Data with React and D3

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Last edited Apr 5, 2021

Created on Apr 5, 2021

This example demonstrates loading CSV data in a React component with D3, displaying the dataset’s size in kilobytes, row count, and column count as text. The app uses React’s `useState` and `useEffect` hooks to fetch the data asynchronously via `d3.csv` from a GitHub gist. Once loaded, the `message` function formats the summary using `d3.csvFormat` to calculate byte length. The visualization renders plain SVG-less text inside a `<pre>` element, showing a loading state until the data arrives.

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