Returns the value of PredefinedType attribute. This attribute represents predefined generic type for a slab that is specified in an enumeration. There can be a property set specified specifically for the predefined types.
Returns
Returns the value of PredefinedType attribute.
Remarks
The PredefinedType is only used if no IfcSlabType is assigned, providing its own IfcSlabType.PredefinedType
IFC2x CHANGE The attribute has been changed into an OPTIONAL attribute