JSONArray jsonArray = new JSONArray(); jsonArray.put("apple"); jsonArray.put("banana"); jsonArray.put("orange"); int length = jsonArray.length(); System.out.println("JSONArray length: " + length);
JSONArray length: 3
String jsonString = "[1, 2, 3, 4, 5]"; JSONArray jsonArray = new JSONArray(jsonString); int length = jsonArray.length(); System.out.println("JSONArray length: " + length);
JSONArray length: 5The package library for the org.json.JSONArray class is the JSON Java library. This library provides classes to create, parse, and manipulate JSON data in Java. It can be downloaded from https://mvnrepository.com/artifact/org.json/json.