#### IfcPathHeadToTail

##### Semantic definitions at the function

Function Definition

Function Semantic Definition History New Function in IFC Release 2.0

##### Formal representations

EXPRESS Specification

FUNCTION IfcPathHeadToTail
(APath : IfcPath) : LOGICAL;
LOCAL
N : INTEGER := 0;
P : LOGICAL := UNKNOWN;
END_LOCAL;
N := SIZEOF (APath.EdgeList);
REPEAT i := 2 TO N;
P := P AND (APath.EdgeList[i-1].EdgeEnd :=:
APath.EdgeList[i].EdgeStart);
END_REPEAT;
RETURN (P);
END_FUNCTION;

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