code: protected function parseResponse()
      {
          if (isset($this->response)) {
              list($responseParts['headersString'], $responseParts['body']) = explode("\r\n\r\n", $this->response, 2);
              $responseParts['body'] = htmlspecialchars($responseParts['body']);
              $headers = explode("\r\n", $responseParts['headersString']);
  
              $cookies = [];
              if (preg_match_all('/Set-Cookie: (.*?)=(.*?)(\n|;)/i', $responseParts['headersString'], $matches)) {
                  if (!empty($matches)) {
                      foreach ($matches[1] as $key => $value) {
                          $cookies[$value] = $matches[2][$key];
                      }
                      $responseParts['cookies'] = $cookies;
                  }
              }
              unset($responseParts['headersString']);
  
              $first = true;
              foreach ($headers as $header) {
                  if ($first) {
                      list($responseParts['protocol'], $responseParts['statusCode']) = explode(' ', $header, 2);
                      $first = false;
                  } else {
                      $tmp = (explode(': ', $header));
                      if ($tmp[0] === 'Set-Cookie') {
                          continue;
                      } else {
                          $responseParts['headersArray'][$tmp[0]] = $tmp[1];
                      }
                  }
              }
              return $responseParts;
          } else {
              return null;
          }
      }
docs: Method which parses cURL response
  @return array|NULL