Loading data with React and D3

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Loading data with React and D3

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Last edited Apr 2, 2021

Created on Apr 2, 2021

This example demonstrates how to load and summarize CSV data within a React application using D3. The interface displays the number of rows, columns, and file size in kilobytes once the data has been fetched. It uses React’s `useState` and `useEffect` hooks to manage asynchronous loading, while the `d3.csv` function retrieves the dataset from a GitHub gist. The code also calls `d3.csvFormat` to calculate the raw data size, with a simple loading message shown before the fetch completes.

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Smiley face implementation with React & D3.

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