treemapdemo2.java

JAVA编程思想源代码 值得一下 很难找的

package chapter9;

import java.util.Iterator;
import java.util.Set;
import java.util.TreeMap;
import java.util.Map.Entry;

public class TreeMapDemo2 {

	public static void main(String[] args) {
		TreeMap<String, String> tm = new TreeMap<String, String>();
		tm.put("1", "aa");
		tm.put("2", "bb");
		tm.put("3", "cc");
		tm.put("9", "dd");
		tm.put("88", "ee");
		tm.put("6", "ff");
		Set<Entry<String, String>> enSet = tm.entrySet();
		Iterator<Entry<String, String>> i = enSet.iterator();
		for (; i.hasNext();) {
			Entry en2 = i.next();
			System.out.println("the key is " + en2.getKey()
					+ " || the value is " + en2.getValue());

		}
	}

}