IfcNullStyle

Natural language names
Null Style
Absence de style
Change log
DEPRECATEDThis definition may be imported, but shall not be exported by applications.
ItemSPFXMLChangeDescription
4.0.2.1
    IfcNullStyleMODIFIEDStatus changed to Deprecated.
Semantic definitions at the type
Type definition

The IfcNullStyle is an enumeration with a fixed value NULL to indicate that no presentation style is defined for the representation item.

NOTE  Definition according to ISO/CD 10303-46:1992
The null style type specifies, that a representation item is not styled.
NOTE  Type adapted from null_style defined in ISO10303-46.
HISTORY  New enumeration type in IFC2x2.
IFC4 CHANGE  The enumeration is deprecated.
Enumeration definition
ConstantDescription
NULL
Formal representations
XML Specification
 <xs:simpleType name="IfcNullStyle">
  <xs:restriction base="xs:string">
   <xs:enumeration value="null"/>
  </xs:restriction>
 </xs:simpleType>
EXPRESS Specification
TYPE IfcNullStyle = ENUMERATION OF (
 NULL);
END_TYPE;

Link to EXPRESS-G diagram EXPRESS-G diagram

References  References: IfcPresentationStyleSelect

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