This element can hold any type of custom property data (defined by the software manufacturer).
See Attributes Common to All Elements.
| Name | Value Type | Default Value | Description | Comment | V. | Exp. | 
|---|---|---|---|---|---|---|
| 
 name  | 
 Empty.  | 
 Displayed named of the custom property.  | 
 
  | 
 2.0  | 
 No  | |
| 
 comment  | 
 Empty.  | 
 Comment about the custom property.  | 
 
  | 
 2.0  | 
 No  | |
| 
 persistent  | 
 false  | 
 Sets the persistency of the property.  | 
 When this property is set to 'true', the property will be saved when closing the user interface and the value will be restored next time the user interface is opened.  | 
 2.0  | 
 No  |