package MapTest;
import java.util.HashSet;
import java.util.Iterator;
public class Test {
public static void main(String[] args) {
HashSet<String> hashSet = new HashSet();
hashSet.add("张三");
hashSet.add("李四");
hashSet.add("王五");
for (String s : hashSet) {
System.out.println(s);
}
Iterator<String> iterator = hashSet.iterator();
while (iterator.hasNext()) {
Object next = iterator.next();
System.out.println(next);
}
}
}
10-13
711

08-05
207

08-04
552

09-02
2119
