val jsonString = "{"name": "John", "age": 30, "address": {"city": "New York", "state": "NY"}}" val jsonObject = JSONObject(jsonString)
val addressObject = jsonObject.getJSONObject("address")
val jsonArray = jsonObject.getJSONArray("friends")
val friendObject = jsonArray.getJSONObject(0)
val name = jsonObject.getString("name") val age = jsonObject.getInt("age") val city = addressObject.getString("city")
这样,就可以轻松地在Android Kotlin应用程序中处理多维/嵌套JSON数据。