JSONObject 遍历删除

JSONObject obj = new JSONObject();

Iterator<Map.Entry<String, Object>> it = obj.entrySet().iterator();
while (it.hasNext()) {
    Map.Entry<String, Object> entry = it.next();
      // entry.getValue()
      // entry.getKey()
      // 判断key和value，删除key it.remove();
      
    
}