Gets the id of the top-level link which this link is linked into.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2012
Syntax
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Return Value
The id of the top-level link which this link is ultimately linked under, or invalidElementId if this link is a top-level link.Remarks
This function will always return the id of a top-level link, or invalidElementId. Given the link structure A -> B -> C, then calling this function on C will return A's id. Call GetParentId to get B's id.