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#https://www.notion.so/n8n/Frontmatter-432c2b8dff1f43d4b1c8d20075510fe4
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# Examples using n8n's built-in methods and variables
n8n provides built-in methods and variables for working with data and accessing n8n data. This section provides usage examples.
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## Related resources
* [Built-in methods and variables reference](/code/builtin/overview.md)
* [Expressions](/code/expressions.md)
* [Code node](/code/code-node.md)
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