N8n Expression Syntax
원문: n8n-expression-syntax
Validate n8n expression syntax and fix common errors. Use when writing n8n expressions, using {{}} syntax, accessing $json/$node variables, troubleshooting expression errors, or working with webhook data in workflows.
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n8n Expression Syntax Expert guide for writing correct n8n expressions in workflows. Expression Format All dynamic content in n8n uses double curly braces : Examples : Core Variables $json Current Node Output Access data from the current node: $node Reference Other Nodes Access data from any previous node: Important : Node names must be in quotes Node names are case sensitive Must match exact node name from workflow $now Current Timestamp Access current date/time: $env Environment Variables Access environment variables: 🚨 CRITICAL: Webhook Data Structure Most Common Mistake : Webhook data is NOT at the root! Webhook Node Output Structure Correct Webhook Data Access Why : Webhook node wraps …
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