Java HashSet.iterator()
Syntax
HashSet.iterator() has the following syntax.
public Iterator <E> iterator()
Example
In the following code shows how to use HashSet.iterator() method.
//ww w .j ava 2s . co m
import java.util.HashSet;
import java.util.Iterator;
public class Main {
public static void main(String args[]) {
HashSet<String> newset = new HashSet <String> ();
// populate hash set
newset.add("Learning");
newset.add("from");
newset.add("java2s.com");
// create an iterator
Iterator iterator = newset.iterator();
// check values
while (iterator.hasNext()){
System.out.println("Value: "+iterator.next() + " ");
}
}
}
The code above generates the following result.
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