#### 5.3.2.2 IfcEventTypeEnum

The IfcEventTypeEnum defines the range of different types of event that can be specified.

> HISTORY New type in IFC4

Enumerated Item Definitions:

- STARTEVENT: An initiating event of a process
- ENDEVENT: A terminating event of a process
- INTERMEDIATEEVENT: An event that occurs at an intermediate stage of a process
- USERDEFINED:
- NOTDEFINED:

XSD Specification:

<xs:simpleType name="IfcEventTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="startevent"/>
<xs:enumeration value="endevent"/>
<xs:enumeration value="intermediateevent"/>
<xs:enumeration value="userdefined"/>
<xs:enumeration value="notdefined"/>
</xs:restriction>
</xs:simpleType>

EXPRESS Specification:

TYPE IfcEventTypeEnum = ENUMERATION OF (
| STARTEVENT, ENDEVENT, INTERMEDIATEEVENT, USERDEFINED, NOTDEFINED);
END_TYPE;

EXPRESS-G diagram

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