![]()  | Time Stamp | 
![]()  | Horodatage | 
| Item | SPF | XML | Change | Description | IFC2x3 to IFC4 4.0.0.0 | 
|---|---|---|---|---|
| IfcTimeStamp | MOVED | Schema changed from IFCMEASURERESOURCE to IFCDATETIMERESOURCE.  | IFC2x3 to IFC4 4.0.0.0 | |
| IfcTimeStamp | MOVED | Schema changed from IFCMEASURERESOURCE to IFCDATETIMERESOURCE.  | 
IfcTimeStamp is an indication of date and time by measuring the number of seconds which have elapsed since 1 January 1970, 00:00:00 UTC.
Type: INTEGER
NOTE Defined in IEEE Std 1003.1.
HISTORY New type in IFC1.5.1.
 <xs:simpleType name="IfcTimeStamp">
  <xs:restriction base="xs:long"/>
 </xs:simpleType>
TYPE IfcTimeStamp = INTEGER;
END_TYPE;
  References: IfcSimpleValue
IfcOwnerHistory