Java Set.iterator()
Syntax
Set.iterator() has the following syntax.
Iterator < E > iterator()
Example
In the following code shows how to use Set.iterator() method.
import java.util.Arrays;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
/* w w w . ja v a2 s.c om*/
public class Main {
public static void main(String args[]) {
String elements[] = { "I", "P", "E", "G", "P" };
Set set = new HashSet(Arrays.asList(elements));
Iterator iter = set.iterator();
while (iter.hasNext()) {
System.out.println(iter.next());
}
}
}
The code above generates the following result.
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