Intersection of one set and another set


import java.util.HashSet;
import java.util.Set;

public class Main {
  public static void main(String[] argv) throws Exception {
    Set set1 = new HashSet();
    Set set2 = new HashSet();

    set1.retainAll(set2);

    // Remove all elements from a set
    set1.clear();

  }
}
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Collection Set:
  1. Convert set to an Array
  2. Convert Set into List
  3. Convert a set to a synchronized Set
  4. Is a particular value in(exist) Set
  5. Iterator a set
  6. Maximum element of Set
  7. Minimum element of a Set
  8. Remove all elements from a set
  9. Remove element from Set
  10. Remove one set from another set
  11. Remove all the elements from one set to another set
  12. Union(Add) all the elements from one set to another set
  13. Intersection of one set and another set
  14. Set operations: union, intersection, difference
  15. Set operations: symmetric difference, is subset, is superset
  16. Size of a Set