OptionalextensionThe objectId of the extension dictionary owned by the object. If the object does not own an extension dictionary, then the returned objectId is set to undefined.
The name of the symbol table record
OptionalobjectUnique identifier for the object
OptionalownerIdentifier of the object that owns this object
Interface defining the attributes for symbol table records.
Extends the base AcDbObjectAttrs interface and adds a name property that is required for all symbol table records.