public function setPageSize($size) { $size = intval($size); if ($size <= 0) { $this->errorno = self::ERR_INPUT_PARAM; $this->error = self::MSG_TYPE_NOT_SUPPORTED; return $this->errorno; } $status = $this->client->apply($this->key, $this->module, 'setPageSize', array($this->bin, $size)); $this->processStatusCode($status); return $status; }