ba-n8n-js-code

What problem does it solve?

This guide helps business analysts and developers write reliable JavaScript code inside n8n Code nodes, addressing data extraction, transformation, API calls, and error handling.

Core Features & Use Cases

• Data access patterns with $input.all(), $input.first(), and $input.item
• Built-in helpers like $helpers.httpRequest() and DateTime for dates
• Webhook data structure awareness and safe null checks
• Production-grade return formats and error handling for stable workflows

Quick Start

Run a simple example that reads all items with $input.all(), transforms them, and returns [{json: result}] to proceed.