45     protected $responses = [];  variable in Facebook\\FacebookBatchResponse
63         $responses = $response->getDecodedBody();
64         $this->setResponses($responses);
74         return $this->responses;
81      * @param array $responses
83     public function setResponses(array $responses)  argument
85         $this->responses = [];
87         foreach ($responses as $key => $graphResponse) {
108         $this->responses[$originalRequestName] = new FacebookResponse(
121         return new ArrayIterator($this->responses);
137         return isset($this->responses[$offset]);
145         unset($this->responses[$offset]);
153         return isset($this->responses[$offset]) ? $this->responses[$offset] : null;