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Learn the n8n Code node (JavaScript) hands-on

Operations and development teams learning to write JavaScript inside n8n workflows.

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Paste it straight onto an n8n canvas with Ctrl+V or Cmd+V.

learn-code-node-javascript-with-an-interactive-hands-on-tutorial.json

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What it does

A self-contained tutorial workflow that teaches the Code node through a small data task. It starts with a sample list of users, processes items one by one, fetches external data with an HTTP helper, calculates a summary across all items and finally builds a CSV file. No setup is needed.

Use cases

  1. 01Learn per-item and all-items modes in the Code node
  2. 02See how to call an external API from a Code node
  3. 03Practice building a binary CSV file in n8n

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Code

Questions about
Learn the n8n Code node (JavaScript) hands-on.

What is Learn the n8n Code node (JavaScript) hands-on used for?

Operations and development teams learning to write JavaScript inside n8n workflows. A self-contained tutorial workflow that teaches the Code node through a small data task. It starts with a sample list of users, processes items one by one, fetches external data with an HTTP helper, calculates a summary across all items and finally builds a CSV file. No setup is needed.

How do I import Learn the n8n Code node (JavaScript) hands-on into n8n?

Copy the workflow JSON from this page and paste it onto the n8n canvas with Ctrl+V or Cmd+V. Then connect your credentials in each node.

Is Learn the n8n Code node (JavaScript) hands-on safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.