Java中Map的简单使用

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

/**
 * @author
 * Date 2015/8/18
 */

public class Learn001
{
    public static void main(String[] args)
    {
        Map<Integer,String> map = new HashMap<>();
        map.put(0,"test0");
        map.put(1,"test1");
        map.put(2,"test2");
        map.put(3,"test3");
        map.put(4,"test4");
        map.put(5, "test5");
        map.put(6, "test6");

        System.out.println(map.get(1));

        for (int i:map.keySet())
        {
            System.out.println(map.get(i));
        }
    }
}