AI-generated Key Takeaways
- 
          
DropDownCustomField is a type of custom field within the CustomFieldService that uses the drop-down data type.
 - 
          
It inherits attributes from the CustomField, including unique ID, name, description, active status, entity type, data type, and visibility.
 - 
          
The DropDownCustomField specifically includes an "options" field which lists the allowed CustomFieldOption values, and this field is read-only.
 
A custom field that has the drop-down data type.
- Namespace
 - 
               
https://www.google.com/apis/ads/publisher/v202508 
                        Field | 
                  |
|---|---|
                        
                           CustomField (inherited)
                      | 
                  |
                        
                           
                      | 
                     
                         
                            Unique ID of the   | 
                  
                        
                           
                      | 
                     
                         
                            Name of the   | 
                  
                        
                           
                      | 
                     
                         
                            A description of the custom field. This value is optional. The maximum length is 511 characters  | 
                  
                        
                           
                      | 
                     
                         
                            Specifies whether or not the custom fields is active. This attribute is read-only.  | 
                  
                        
                           
                      | 
                     
                        
                         The type of entity that this custom field is associated with. This attribute is read-only if there exists a CustomFieldValue for this field. Enumerations 
  | 
                  
                        
                           
                      | 
                     
                        
                         The type of data this custom field contains. This attribute is read-only if there exists a CustomFieldValue for this field. Enumerations 
  | 
                  
                        
                           
                      | 
                     
                        
                         How visible/accessible this field is in the UI. Enumerations 
  | 
                  
                        
                           DropDownCustomField
                        
                      | 
                  |
                        
                           
                      | 
                     
                        
                         The options allowed for this custom field. This is read only.  |