Loading CSV

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Last edited Mar 5, 2022

Created on Mar 5, 2022

This example demonstrates loading a CSV file from a remote URL using D3’s `csv` function within a React component. It displays the number of rows and column names in a simple text message via a custom `message` function. The React app uses `useState` and `useEffect` hooks to asynchronously fetch the data and update the view, with a “Loading..” state before the data arrives. The CSV source is a GitHub gist containing the RAL standard color data.

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A bare minimum HTML page demonstrating use of CSS and JavaScript.

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