A CSV (comma-separated values) file is a text file in which information is separated by commas. CSV files are most commonly encountered in spreadsheets and databases. You can use a CSV file to ...

Learn how to use JavaScript’s fs library module to create, read, write, and stream common file types in the JavaScript runtimes Node, Deno, and Bun.

If you've encountered a CSV file and you're unsure what they're for, the good news is they're pretty straightforward and easy-to-use with apps you already know.