ReferenceContains Method

Checks if given reference identifies part of object identified by this reference.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Syntax

public bool Contains(
	Reference reference
)

Public Function Contains ( 
	reference As Reference
) As Boolean

public:
bool Contains(
	Reference^ reference
)

member Contains : 
        reference : Reference -> bool

Boolean
Returns true if given reference identifies part of object identified by this reference, false otherwise.

Exceptions

Exception	Condition
ArgumentNullException	Thrown when argument is .

Remarks

Can be used to check:

If given Reference is a part of a particular Subelement identified by this Reference.
If given Reference is a part of a particular Element identified by this Reference.

The input reference can refer to a subelement or a specific geometric item from an element or subelement.