JAVA_foreachMap

package com.kk.Collection;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.Map.Entry;
/**
 * Map  
 *
 */
public class HashMapTest {
    public static void main(String[] args) {
        Map<String,String> map=new HashMap<String ,String>();
        map.put("1", "a");
        map.put("2", "b");
        map.put("3", "c");
        foreachMap(map,true);
    }
    
    
    static void foreachMap(Map map){
        Set<String> set=map.keySet();
        for(String str:set){
            System.out.println(str+"-"+map.get(str));
        }
    }
    
    /*
     *  ， ， .  tmp parameter
     */
    static void foreachMap(Map map,boolean tmp){
        Set set=map.entrySet();
        Iterator it=set.iterator();
        while(it.hasNext()){
            Entry entry=(Entry) it.next();
            System.out.println(entry.getKey()+"-"+entry.getValue());
        }
    }
}