1.2 KiB
| description | contentType | hide | |
|---|---|---|---|
| n8n provides these methods to make it easier to perform common tasks in expressions. | reference |
|
Convenience methods
n8n provides these methods to make it easier to perform common tasks in expressions.
/// note | Python support
You can use Python in the Code node. It isn't available in expressions.
///
=== "JavaScript"
| Method | Description | Available in Code node? |
| ------ | ----------- | :---------------------: |
| $evaluateExpression(expression: string, itemIndex?: number) | Evaluates a string as an expression. If you don't provide itemIndex, n8n uses the data from item 0 in the Code node. | ✅ |
| $if() | The $if() function takes three parameters: a condition, the value to return if true, and the value to return if false. | ❌ |
| $max() | Returns the highest of the provided numbers. | ❌ |
| $min() | Returns the lowest of the provided numbers. | ❌ |
=== "Python"
| Method | Description |
| ------ | ----------- |
| _evaluateExpression(expression: string, itemIndex?: number) | Evaluates a string as an expression. If you don't provide itemIndex, n8n uses the data from item 0 in the Code node. |