IfcUniquePropertyName

BACnet MVD

#### IfcUniquePropertyName

Natural language names

| Unique Property Name

##### Semantic definitions at the function

Function Definition

The function gets the set of names, used by elements in a set (e.g. by individual properties in the set of a property set. It verifies that no name appears twice.

> HISTORY New function in Release IFC2x2

##### Formal representations

EXPRESS Specification
`

FUNCTION IfcUniquePropertyName
(Properties : SET [1:?] OF IfcProperty)
:LOGICAL;
LOCAL
Names : SET OF IfcIdentifier := [];
END_LOCAL;
REPEAT i:=1 TO HIINDEX(Properties);
Names := Names + Properties[i].Name;
END_REPEAT;
RETURN (SIZEOF(Names) = SIZEOF(Properties));
END_FUNCTION;

`

References: IfcPropertySet IfcComplexProperty

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