4D v18dataClassAttribute.unique |
|||||||||||||||||||||||||||||||||||||||||||||||
|
4D v18
dataClassAttribute.unique
|
Parameter | Type | Description | ||||||
dataClassAttribute.unique | Boolean |
![]() |
True if the attribute value must be unique | |||||
The dataClassAttribute.unique contains True if the attribute value must be unique. This property corresponds to the "Unique" 4D field property.
This property is not returned if dataClassAttribute.kind = "relatedEntity" or "relatedEntities".
Note: For generic programming, you can use Bool(dataClassAttribute.unique) to get a valid value (false) even if unique is not returned.
Product: 4D
Theme: ORDA - DataClassAttribute
Created: 4D v17 R5
4D Language Reference ( 4D v18)