通过 entrySet 方法获取 Map.Entry 类型获取元素

package com.yqq.app13;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

/**
 * @Author yqq
 * @Date 2021/11/30 22:29
 * @Version 1.0
 */
public class MapEntryTest {
    public static void main(String[] args) {
        Map map = new HashMap();
        map.put("湖人","科比");
        map.put("凯尔特人","伯德");
        map.put("公牛","乔丹");
        map.put("尼克斯","马丁");
        map.put("勇士","库里");
        Set<Map.Entry<String,String>> entrySet = map.entrySet();
        for (Map.Entry<String,String> entry:entrySet)
            System.out.println(entry.getKey()+"----"+entry.getValue());
    }
}