db4o |

# ObjectSet.ext Method

returns an ObjectSet with extended functionality.

ExtObjectSet ext();

#### Remarks

returns an ObjectSet with extended functionality.
Every ObjectSet that db4o provides can be casted to an ExtObjectSet. This method is supplied for your convenience to work without a cast.
The ObjectSet functionality is split to two interfaces to allow newcomers to focus on the essential methods.

#### See Also

ObjectSet Interface | com.db4o Namespace