Loading data into React

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Loading data into React

✓ Published0🌍 Public

Last edited Feb 28, 2021

Created on Feb 28, 2021

This example demonstrates how to load and summarize a CSV dataset within a React application using asynchronous JavaScript. The App component fetches data from a remote URL via the `fetch` API inside a `useEffect` hook, then parses it with D3’s `csv` function. Once loaded, it displays the file size in kilobytes, row count, and column count using a custom message module. While waiting for the data, the interface shows a “Loading…” placeholder. The visualization combines React hooks (`useState`, `useEffect`) with D3's data parsing and formatting methods (`csvFormat`).

AI-generated description

A program that follows your mouse with a circle

And then also loads a CSV with fetch, async and await, and parses it with d3

MIT Licensed

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