!! Extension of the internal INTERLIS-data model

INTERLIS 2.3;

CONTRACTED TYPE MODEL INTERLIS_ext (en) AT "http://www.interlis.ch/models"
  VERSION "2016-05-30" =

  FUNCTION areAreas2(
    Object: OBJECT OF ANYCLASS;
    SurfaceBag: TEXT;
    SurfaceAttr: TEXT): BOOLEAN;

  FUNCTION areAreas3(
    Objects: OBJECTS OF ANYCLASS;
    SurfaceBag: TEXT;
    SurfaceAttr: TEXT): BOOLEAN;

END INTERLIS_ext.