parsing json data

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parsing json data

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Last edited Aug 1, 2022

Created on Aug 1, 2022

This example demonstrates how to load and parse a single JSON record containing air quality monitoring data using D3’s `json()` method within a React component. The visualization shows the raw fields from the data file, including location details, ozone measurements, and AQI values, though no chart is rendered. The code uses React hooks (`useState`, `useEffect`) to fetch the data asynchronously and store it in state, with D3 v6 handling the JSON parsing via `d3.json`. The interface remains a blank page as the parsed data is only logged to the console.

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