org.json - JSONObject
JSONObject 类是键值对的无序集合。它提供通过键访问值和放置值的方法。支持以下类型 −
Boolean
JSONArray
JSONObject
Number
String
JSONObject.NULL 对象
示例
import org.json.JSONArray; import org.json.JSONObject; public class JSONDemo { public static void main(String[] args) { JSONObject jsonObject = new JSONObject(); jsonObject.put("Name", "Robert"); jsonObject.put("ID", 1); jsonObject.put("Fees", new Double(1000.21)); jsonObject.put("Active", new Boolean(true)); jsonObject.put("Other Details", JSONObject.NULL); JSONArray list = new JSONArray(); list.put("foo"); list.put(new Integer(100)); jsonObject.put("list",list); System.out.println(jsonObject); } }
输出
{"Active":true,"Other Details":null,"ID":1,"Fees":1000.21,"list":["foo",100],"Name":"Robert"}