Gets the ids of all elements which refer to external resources.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 22.0.0.0 (22.1.0.0)
Since: 2015

Syntax

C#
`public static ISet<ElementId> GetAllExternalResourceReferences( Document document )`

Visual Basic
`Public Shared Function GetAllExternalResourceReferences ( _ document As Document _ ) As ISet(Of ElementId)`

Visual C++
`public: static ISet<ElementId^>^ GetAllExternalResourceReferences( Document^ document )`

document: Type: Autodesk.Revit.DB Document
The Revit Document containing the external resource references.

The ids of all elements which refer to external resources.

Remarks

This function will not return the ids of nested Revit links; it only returns top-level references.

Exception	Condition
Autodesk.Revit.Exceptions ArgumentNullException	A non-optional argument was null