Preparing and Loadinng data

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Preparing and Loadinng data

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Last edited Jan 6, 2022

Created on Jan 5, 2022

This example demonstrates how to fetch and prepare a CSV dataset for visualization, using the Fetch API with async/await to load a list of CSS named colors from a GitHub Gist. The code shows the modern asynchronous pattern of await fetch() and response.text() to retrieve raw text data, replacing the older nested Promise approach often called the "pyramid of doom." The example logs the data to the console, illustrating a clean template for later parsing and visualization with a library like D3.

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

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