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GetExportId Method (Subelement)

Retrieves the GUID representing the subelement in DWF and IFC export.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 18.0.0.0 (18.0.0.420)
Since: 2018

Syntax

C# 
public static Guid GetExportId(
	Subelement subelement
)
Visual Basic 
Public Shared Function GetExportId ( _
	subelement As Subelement _
) As Guid
Visual C++ 
public:
static Guid GetExportId(
	Subelement^ subelement
)

Parameters

subelement
Type: Autodesk.Revit.DB Subelement
The subelement.

Return Value

The value of the GUID representing the subelement in the export context.

Remarks

This id is used in the contents of DWF export and IFC export and it should be used only when cross-referencing to the contents of these export formats. When storing Ids that will need to be mapped back to subelements in future sessions, UniqueId must be used.

Exceptions

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

See Also