Loading and parsing csv data

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Loading and parsing csv data

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Last edited Aug 2, 2021

Created on Aug 1, 2021

This example demonstrates the basic process of loading and parsing CSV data using D3 v7, displaying the file size, column count, and row count as large text on the page. It fetches a CSV file containing CSS named colors from a GitHub gist and parses it with `d3.csv`, then formats the data back into a string using `d3.csvFormat` to calculate the size in kilobytes. The results are rendered into a predefined `<pre>` element via the DOM API. The code includes commented-out alternatives using `fetch` and `d3.csvParse`, highlighting different approaches to handling CSV data.

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A program that loads and parses csv data HTML page demonstrating use of CSS and JavaScript.

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