JSON order mixed up

Question

I\'ve a problem trying to make my page printing out the JSONObject in the order i want. In my code, I entered this:

Answer 1

Underscore-java uses linkedhashmap to store key/value for json. I am the maintainer of the project.

Map myObject = new LinkedHashMap<>();
myObject.put("userid", "User 1");
myObject.put("amount", "24.23");
myObject.put("success", "NO");

System.out.println(U.toJson(myObject));