Treeset in java

Treeset

TreeSet: Can contain only unique values and it is sorted in ascending order
TreeMap: Can contain only unique keys and keys are sorted in ascending order.

TreeSet

// extrait de la classe TreeSet
public class TreeSet extends AbstractSet
        implements SortedSet, Cloneable, java.io.Serializable {
  //...
  public TreeSet() {
    this(new TreeMap());
  }
  //...
}

Source: roger.neel.free.fr

Treeset in java

- TreeSet sorts the order and don't accept null

-1

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