Loading Data with React and D3

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Loading Data with React and D3

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Last edited Feb 3, 2021

Created on Feb 3, 2021

This example demonstrates loading a CSV dataset from a remote URL inside a React component, displaying the data’s file size, row count, and column count as text. Using React hooks (`useState` and `useEffect`), it fetches the data with `d3.csv`, then formats the output with `d3.csvFormat`. The visualization renders as SVG, with the loaded information shown in a large `pre` element, while a loading message appears until the data arrives. It highlights the integration of D3’s data-loading and formatting utilities within a React lifecycle.

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