public static bool TryGetUserString(this GeometryBase geometry, string key, out Autodesk.Revit.DB.ElementId value, Autodesk.Revit.DB.ElementId def)
{
if (geometry.TryGetUserString(key, out int id, def.IntegerValue))
{
value = new Autodesk.Revit.DB.ElementId(id);
return(true);
}
value = def;
return(false);
}
