HashSet « java.util « Java by API






  1. Java by API
  2. java.util
  3. HashSet
1.new HashSet < E > ()
2.new HashSet(Collection c)
3.HashSet: add(E o)
4.HashSet: addAll(Collection c)
5.HashSet: clear()
6.HashSet: clone()
7.HashSet: contains(Object o)
8.HashSet: containsAll(Collection c)
9.HashSet: isEmpty()




10.HashSet: iterator()
11.HashSet: removeAll(Collection c)
12.HashSet: size()
13.HashSet: toArray()