SortedSet iterator() method in Java with Examples
Last Updated :
30 Sep, 2019
The java.util.SortedSet.iterator() method is used to return an iterator of the same elements as the set. The elements are returned in random order from what present in the set.
Syntax:
Iterator iterate_value = sortedSetInstance.iterator();
Parameters: The function does not take any parameter.
Return Value: The method iterates over the elements of the set and returns the values(iterators).
Note: The iterator() method in SortedSet is inherited from the Set interface in Java.
Below program illustrate the java.util.Set.iterator() method:
import java.util.*;
public class SortedSetDemo {
public static void main(String args[])
{
SortedSet<String> set
= new TreeSet<String>();
set.add( "Welcome" );
set.add( "To" );
set.add( "Geeks" );
set.add( "4" );
set.add( "Geeks" );
System.out.println( "SortedSet: "
+ set);
Iterator value = set.iterator();
System.out.println( "The iterator values are: " );
while (value.hasNext()) {
System.out.println(value.next());
}
}
}
|
Output:
SortedSet: [4, Geeks, To, Welcome]
The iterator values are:
4
Geeks
To
Welcome
Reference: https://docs.oracle.com/javase/7/docs/api/java/util/Set.html#iterator()
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