import net.sf.json.JSONArray; import net.sf.json.JSONObject; public class ObjectAndArray1 { public static void main(String args[]) { JSONObject jsonObj = new JSONObject(); jsonObj.put("name0", "zhangsan"); jsonObj.put("sex1", "female"); System.out.println(jsonObj); //输出为：{"sex1":"female","name0":"zhangsan"} JSONArray jsonArray = new JSONArray(); jsonArray.add("11"); jsonArray.add("22"); jsonArray.add("33"); System.out.println(jsonArray); //输出为：["11","22","33"] } }