Loading Data with React and D3

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Loading Data with React and D3

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Last edited Aug 9, 2022

Created on Aug 9, 2022

This example demonstrates how to asynchronously load a CSV file from a remote URL using D3’s `csv` method within a React component’s `useEffect` hook. While the data is being fetched, the interface displays a "Loading..." message; once loaded, a summary of the dataset—its size in kilobytes, column count, and row count—is rendered as plain text using the `d3.csvFormat` method. The React state hook `useState` stores the fetched data, and the `message` utility formats the output into a readable string.

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MIT Licensed

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