4D v18

dataClassAttribute.unique

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4D v18
dataClassAttribute.unique

dataClassAttribute.unique 


 

   
Parameter Type   Description
dataClassAttribute.unique   Boolean in 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. 

 
PROPERTIES 

Product: 4D
Theme: ORDA - DataClassAttribute

 
HISTORY 

Created: 4D v17 R5

 
ARTICLE USAGE

4D Language Reference ( 4D v18)