| att.combinable provides attributes indicating how multiple references to
                     the same object in a schema should be combined | 
               
                  | Modul | tagdocs — 22 Documentation Elements | 
               
                  | Mitglieder | att.identified [attDef classSpec constraintSpec elementSpec macroSpec moduleSpec schemaSpec]  valDesc valItem valList | 
               
                  | Attribute |     
                        
                           | mode | specifies the effect of this declaration on its parent
                              object. 
                                 
                                    | Zustand | Optional |  
                                    | Gültige Werte: | 
                                          addthis declaration is added to the current definitions [Vorgabe]deleteif present already, the whole of the declaration 
                                             	  for this object is  removed from the current setup
                                          changethis declaration changes the declaration of the same
                                             name in the current definition
                                          replacethis declaration replaces the declaration of the same
                                             name in the current definition
                                           |  |  |