?? usinghashset.java
字號:
//使用HashSet和Iterator。
import java.util.*;
public class UsingHashSet {
public static void main(String args[]) {
//創建哈希集
Set set = new HashSet();
String text = "You are good.You are very good.You are great." +
"You are wonderful!";
//從文本中析取單詞
StringTokenizer st = new StringTokenizer(text," .!");
while(st.hasMoreTokens())
set.add(st.nextToken());
System.out.println(set);
//獲取迭代器
Iterator iterator = set.iterator();
//顯示哈希集中的元素
while (iterator.hasNext()) {
System.out.print(iterator.next() + " ");
}
}
}
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