Getting started

Get started writing JavaScript, the world's most popular programming language.

Note: this feature is experimental - users of JavaScript should expect things to break or lack complete functionality. If testing experimental software is your jam, you can use JavaScript experimentally in the app and report any bugs you find on our GitHub or by reaching out to us directly.

With JavaScript in Quadratic, the world's most popular programming language meets the world's most popular tool for working with data - spreadsheets.

Quick start

1. Select a cell where you want to write JavaScript.

1. Press / to bring up the cell type menu. Select JavaScript.

1. Write JavaScript in the code editor. Return statements are returned to the sheet at the cell position.

Learn more

Below are a bunch of quick links to find more details on how to write JavaScript in Quadratic.

Learn how to: 🧹 Reference cells using JavaScript

Learn how to: 👉 Return data to the sheet using JavaScript

Learn how to: 📈 Make API requests using JavaScript

Learn how to: 🤖 Make API requests using JavaScript

Learn how to: 📊 Visualize data using JavaScript

Learn how to: 👨‍💻 Import JavaScript packages using ESM