import com.alibaba.fastjson.JSON; import java.util.ArrayList; import java.util.HashMap; import java.util.List; public class MapTest { public static void main(String[] args) { String str="{\'name\':\'小明\',\'sex\':\'男\',\'age\':20}"; HashMap map = JSON.parseObject(str, HashMap.class); for (Object key : map.keySet()) { System.out.println(key+" "+map.get(key)); } } }
打印结果: