Loading CSV Data with D3

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Loading CSV Data with D3

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Last edited Mar 30, 2015

Created on Mar 30, 2015

This example demonstrates how to load and parse a CSV file using D3.js. The page includes minimal HTML and a script that calls d3.csv() to fetch "pension.csv", automatically converting its rows into an array of JavaScript objects. Once loaded, the data is logged to the browser console, where users can verify the parsed structure. The dataset contains pension-related percentages across London boroughs (identified by code and area name) over multiple time periods from May 2002 to Aug 2014. No visualization is rendered—the focus is on showing how D3 handles external CSV data and exposes it as an array of JSON-like objects for further use. The page simply displays a short message noting that the action happens in the console.

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