Loading Data w/ React + D3

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Loading Data w/ React + D3

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Last edited Jun 16, 2021

Created on Jun 16, 2021

This example demonstrates how to load and summarize a CSV dataset within a React component using D3’s `csv` method. It fetches a list of CSS named colors from a GitHub gist and displays the file size, row count, and column count in a large `<pre>` element. The implementation uses React hooks (`useState` and `useEffect`) to manage loading state asynchronously, while D3’s `csvFormat` calculates the data size in kilobytes. A temporary “Loading…” message appears until the data arrives, and the final output is rendered with plain text styling.

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