bmel:nvl¶
Category: Logic & Control Flow · Returns: bmel:any
bmel:nvl(expr: bmel:any, fallback: bmel:any)
Description¶
Returns the expression value, or the fallback value if the expression is null or empty.
Arguments¶
| Parameter | Type | Required | Description |
|---|---|---|---|
expr | bmel:any | ✅ | The primary value to evaluate. |
fallback | bmel:any | ✅ | Value returned when expr is null or empty. |
Example¶
bmel:nvl({order:Response Payload}.$.region, "UNKNOWN")