
Defining elements
Example of an XDR file:
Attribute detail properties
The Detail page of an attribute property sheet displays the following properties:
Property | Description  | 
Default  | Default value. Enter a default value only if there is no fixed value  | 
Fixed  | Fixed value. Enter a fixed value only if there is no default value  | 
Use  | Indicator of how the attribute is used. If you select Optional, the  | 
  | attribute is optional and may have any value. If you select  | 
  | Prohibited, the attribute cannot be used. Use this value to  | 
  | prohibit the use of an existing attribute in the restriction of  | 
  | another complex type. If you select Required, the attribute must  | 
  | appear at least once and may have any value matching its data  | 
  | type  | 
Form  | Form of the attribute. If you select Qualified, Form must be  | 
  | qualified by combining the target namespace of the schema with  | 
  | the   | 
  | Unqualified, Form is not required to be qualified with the  | 
  | namespace prefix and is matched against the   | 
  | the attribute  | 
ID  | ID of the attribute. Its value must be of type ID and unique within  | 
  | the model containing the attribute  | 
  | 
  | 
Attribute values page
The Values page of an attribute property sheet is only available in a model targeted with DTD or XDR. You can set a list of predefined values for an attribute.
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