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Namespace: Autodesk.Revit.DB Class: GeometryInstance

GeometryInstance.GetSymbolGeometryId

Method
Description:
Gets the SymbolGeometryId that contains data about the symbol of this instance.
Remarks:
Use the strings returned by SymbolGeometryId.AsIdentifier(bool) to check if two GeometryInstance point to the same geometry of the symbol.
Syntax 
public SymbolGeometryId GetSymbolGeometryId()