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HashSet Iterator example


package com.javacodegeeks.snippets.core;
 
import java.util.HashSet;
import java.util.Iterator;
 
public class HashSetIteratorExample {
 
  public static void main(String[] args) {
 
    // Create a HashSet and populate it with elements
    HashSet hashSet = new HashSet();
    hashSet.add("element_1");
    hashSet.add("element_2");
    hashSet.add("element_3");
 
    // To get the Iterator use the iterator() operation
    Iterator it = hashSet.iterator();
 
    System.out.println("Elements in HashSet :");
    while(it.hasNext())
      System.out.println(it.next());
  }
}

Output:
Elements in HashSet :
element_1
element_2
element_3