n8n-expression-syntax
n8n Expression Syntax
Expert guide for writing correct n8n expressions in workflows.
When to Use
- You need to write or debug n8n expressions using
{{ ... }}syntax. - The task involves
$json,$node, webhook payloads, or expression-related workflow errors. - You want syntax-correct dynamic values inside n8n nodes and parameters.
Expression Format
All dynamic content in n8n uses double curly braces:
{{expression}}
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