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Building Blocks & Utilities
Learn JSON Basics with an Interactive n8n Tutorial
When you run it, this step-by-step tutorial teaches JSON strings, numbers, arrays, objects, null values and expressions, ending with a final exam.
What it does
### Tutorial - What is JSON? Welcome! This workflow will teach you the basics of JSON, the language that apps and n8n nodes use to exchange information. What is JSON? Imagine a contact card: - Name: John Doe - Age: 30 - Has Children: Yes - Phone Numbers: ["555-1234", "555-5678"] JSON is just a way of writing this down so a computer can understand it perfectly. How to use this tutorial: 1. Click "Execute Workflow". 2. Click on each node, one by one, in order. 3. Look at the node's output in the panel on the right and read the associated sticky note to understand what's happening.
The steps
- Execute to Start
- String
- Key & Value
- Number
- Boolean
- Array
- Object
- Null
- Using JSON (Expressions)
- Final Exam
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