Return | Method | Summary |
---|---|---|
void | clear() | Removes all of the elements from this set. |
import java.util.HashSet;
public class Main{
public static void main(String args[]) {
HashSet<String> hs = new HashSet<String>();
hs.add("java2s.com");
hs.add("A");
hs.add("D");
hs.add("E");
hs.add("C");
hs.add("j a v a2s.com");
System.out.println(hs);
hs.clear();
System.out.println(hs);
}
}
[D, E, j a v a2s.com, A, java2s.com, C]
[]
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