Definition from buildingSMART: An physical quantity,
IfcQuantityCount, that defines a derived count measure to provide an
element's physical property. It is normally derived from the physical
properties of the element under the specific measure rules given by a method of
EXAMPLE: An radiator may be measured according
to its number of coils. The actual counting method depends on the method of
HISTORY New entity in IFC Release 2.x
. It replaces the calcXxx attributes used in previous IFC
|| Count measure value of this quantity.
|| The value of the count shall be greater than or equal to zero.